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6455 vulnerabilities by Cisco
CVE-2026-20349 (GCVE-0-2026-20349)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:06 – Updated: 2026-08-12 04:00Title
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability
Summary
A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition.
This vulnerability is due to insufficient error checking when processing HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the Remote Access SSL VPN service on an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.
Severity
8.6 (High)
SSVC
Exploitation: active
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-11 00:00 UTC
CWE
- CWE-244 - Improper Clearing of Heap Memory Before Release ('Heap Inspection')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://sec.cloudapps.cisco.com/security/center/c… | |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Firewall Adaptive Security Appliance (ASA) Software |
Affected:
9.16.1
Affected: 9.16.1.28 Affected: 9.16.2 Affected: 9.16.2.3 Affected: 9.16.2.7 Affected: 9.16.2.11 Affected: 9.16.2.13 Affected: 9.16.2.14 Affected: 9.16.3.3 Affected: 9.16.3 Affected: 9.16.3.14 Affected: 9.18.1 Affected: 9.16.3.15 Affected: 9.18.1.3 Affected: 9.18.2 Affected: 9.16.3.19 Affected: 9.16.3.23 Affected: 9.18.2.5 Affected: 9.16.4 Affected: 9.18.2.7 Affected: 9.19.1 Affected: 9.16.4.9 Affected: 9.18.2.8 Affected: 9.16.4.14 Affected: 9.18.3 Affected: 9.19.1.5 Affected: 9.19.1.9 Affected: 9.18.3.39 Affected: 9.16.4.19 Affected: 9.19.1.12 Affected: 9.18.3.46 Affected: 9.16.4.27 Affected: 9.19.1.18 Affected: 9.18.3.53 Affected: 9.18.3.55 Affected: 9.16.4.38 Affected: 9.16.4.39 Affected: 9.18.3.56 Affected: 9.20.1 Affected: 9.16.4.42 Affected: 9.19.1.22 Affected: 9.18.4 Affected: 9.20.1.5 Affected: 9.18.4.5 Affected: 9.19.1.24 Affected: 9.16.4.48 Affected: 9.18.4.8 Affected: 9.20.2 Affected: 9.19.1.27 Affected: 9.16.4.55 Affected: 9.18.4.22 Affected: 9.20.2.10 Affected: 9.16.4.57 Affected: 9.19.1.28 Affected: 9.18.4.24 Affected: 9.20.2.21 Affected: 9.16.4.61 Affected: 9.19.1.31 Affected: 9.18.4.29 Affected: 9.20.2.22 Affected: 9.16.4.62 Affected: 9.18.4.34 Affected: 9.20.3 Affected: 9.16.4.67 Affected: 9.16.4.70 Affected: 9.18.4.40 Affected: 9.23.1 Affected: 9.22.1.1 Affected: 9.16.4.71 Affected: 9.20.3.4 Affected: 9.18.4.47 Affected: 9.20.3.7 Affected: 9.19.1.37 Affected: 9.16.4.76 Affected: 9.20.3.9 Affected: 9.19.1.38 Affected: 9.18.4.50 Affected: 9.22.1.3 Affected: 9.20.3.10 Affected: 9.22.1.2 Affected: 9.18.4.52 Affected: 9.20.3.13 Affected: 9.22.1.6 Affected: 9.18.4.53 Affected: 9.16.4.82 Affected: 9.22.2 Affected: 9.20.3.16 Affected: 9.19.1.42 Affected: 9.18.4.57 Affected: 9.16.4.84 Affected: 9.23.1.3 Affected: 9.20.3.20 Affected: 9.22.2.4 Affected: 9.23.1.7 Affected: 9.20.4 Affected: 9.22.2.9 Affected: 9.23.1.13 Affected: 9.20.4.7 Affected: 9.22.2.13 Affected: 9.18.4.66 Affected: 9.20.4.10 Affected: 9.23.1.19 Affected: 9.16.4.85 Affected: 9.22.2.14 Affected: 9.18.4.67 Affected: 9.24.1 Affected: 9.18.4.68 Affected: 9.23.1.22 Affected: 9.20.4.14 Affected: 9.22.2.20 Affected: 9.18.4.71 Affected: 9.20.4.19 Affected: 9.23.1.26 Affected: 9.16.4.89 Affected: 9.22.2.32 Affected: 9.18.4.76 Affected: 9.22.3 Affected: 9.24.1.5 Affected: 9.20.4.22 Affected: 9.24.1.9 Affected: 9.20.4.28 Affected: 9.22.3.5 Affected: 9.16.4.92 Affected: 9.18.4.135 Affected: 9.23.1.195 Affected: 9.20.4.30 Affected: 9.24.1.155 Affected: 9.23.1.32 Affected: 9.24.1.11 Affected: 9.20.4.34 Affected: 9.18.4.82 Affected: 9.18.4.90 Affected: 9.20.4.46 |
|
| Cisco | Cisco Secure Firewall Threat Defense (FTD) Software |
Affected:
7.0.0
Affected: 7.0.0.1 Affected: 7.0.1 Affected: 7.0.1.1 Affected: 7.0.2 Affected: 7.2.0 Affected: 7.0.2.1 Affected: 7.0.3 Affected: 7.2.0.1 Affected: 7.0.4 Affected: 7.2.1 Affected: 7.0.5 Affected: 7.3.0 Affected: 7.2.2 Affected: 7.2.3 Affected: 7.3.1 Affected: 7.2.4 Affected: 7.0.6 Affected: 7.2.5 Affected: 7.2.4.1 Affected: 7.3.1.1 Affected: 7.4.0 Affected: 7.0.6.1 Affected: 7.2.5.1 Affected: 7.4.1 Affected: 7.2.6 Affected: 7.0.6.2 Affected: 7.4.1.1 Affected: 7.2.7 Affected: 7.2.5.2 Affected: 7.3.1.2 Affected: 7.2.8 Affected: 7.6.0 Affected: 7.4.2 Affected: 7.2.8.1 Affected: 7.0.6.3 Affected: 7.4.2.1 Affected: 7.2.9 Affected: 7.0.7 Affected: 7.7.0 Affected: 7.4.2.2 Affected: 7.2.10 Affected: 7.6.1 Affected: 7.4.2.3 Affected: 7.0.8 Affected: 7.6.2 Affected: 7.7.10 Affected: 7.7.11 Affected: 7.0.8.1 Affected: 7.6.2.1 Affected: 7.7.10.1 Affected: 7.4.2.4 Affected: 7.2.10.2 Affected: 7.4.3 Affected: 7.6.4 Affected: 10.0.0 Affected: 7.4.4 Affected: 7.0.9 Affected: 7.2.11 Affected: 7.4.7 Affected: 7.4.8 Affected: 7.2.12 Affected: 7.7.13 Affected: 10.0.2 |
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{
"status": "affected",
"version": "7.6.4"
},
{
"status": "affected",
"version": "10.0.0"
},
{
"status": "affected",
"version": "7.4.4"
},
{
"status": "affected",
"version": "7.0.9"
},
{
"status": "affected",
"version": "7.2.11"
},
{
"status": "affected",
"version": "7.4.7"
},
{
"status": "affected",
"version": "7.4.8"
},
{
"status": "affected",
"version": "7.2.12"
},
{
"status": "affected",
"version": "7.7.13"
},
{
"status": "affected",
"version": "10.0.2"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition.\u0026nbsp;\r\n\r\nThis vulnerability is due to insufficient error checking when processing HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the Remote Access SSL VPN service on an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition."
}
],
"exploits": [
{
"lang": "en",
"value": "In August 2026, the Cisco Product Security Incident Response Team (PSIRT) became aware of active exploitation of this vulnerability. Cisco strongly recommends that customers upgrade to a fixed software release to remediate this vulnerability."
}
],
"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-244",
"description": "Improper Clearing of Heap Memory Before Release (\u0027Heap Inspection\u0027)",
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"type": "cwe"
}
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}
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"references": [
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"name": "cisco-sa-asaftd-vpn-dos-dzv4mQFF",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-vpn-dos-dzv4mQFF"
}
],
"source": {
"advisory": "cisco-sa-asaftd-vpn-dos-dzv4mQFF",
"defects": [
"CSCwv96220"
],
"discovery": "EXTERNAL"
},
"title": "Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20349",
"datePublished": "2026-08-11T17:06:03.091Z",
"dateReserved": "2025-10-08T11:59:15.413Z",
"dateUpdated": "2026-08-12T04:00:28.075Z",
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CVE-2026-20348 (GCVE-0-2026-20348)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:42 – Updated: 2026-08-07 21:02
VLAI
EPSS
VEX
Title
ClamAV XAR File Format Processing Memory Corruption Vulnerability
Summary
A vulnerability in the XAR file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device.
This vulnerability is due to improper boundary checks for content in XAR files during scanning. An attacker could exploit this vulnerability by submitting a crafted file that contains XAR content to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 21:00 UTC
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
7.0.5
Affected: 6.2.19 Affected: 7.3.3 Affected: 7.2.13 Affected: 6.1.5 Affected: 6.3.1 Affected: 6.2.5 Affected: 7.3.5 Affected: 6.2.1 Affected: 7.2.7 Affected: 7.1.1 Affected: 6.3.5 Affected: 6.2.9 Affected: 7.3.1 Affected: 6.1.7 Affected: 7.2.11 Affected: 7.2.3 Affected: 7.1.5 Affected: 6.3.3 Affected: 7.3.9 Affected: 6.2.3 Affected: 6.1.9 Affected: 6.0.9 Affected: 7.2.5 Affected: 6.0.7 Affected: 6.3.7 Affected: 1.12.3 Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.14.0 Affected: 1.10.2 Affected: 1.12.7 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.11.0 Affected: 1.7.0 Affected: 1.13.0 Affected: 1.8.4 Affected: 1.13.1 Affected: 1.9.1 Affected: 1.12.5 Affected: 1.13.2 Affected: 8.1.7.21512 Affected: 8.1.7 Affected: 8.1.5 Affected: 8.1.3.21242 Affected: 8.1.3 Affected: 8.1.5.21322 Affected: 8.1.7.21417 Affected: 1.14.1 Affected: 1.15.1 Affected: 1.15.2 Affected: 1.15.3 Affected: 1.15.4 Affected: 1.15.5 Affected: 1.15.6 Affected: 1.16.0 Affected: 1.16.1 Affected: 1.16.2 Affected: 1.16.3 Affected: 1.18.0 Affected: 1.18.1 Affected: 1.20.0 Affected: 1.21.0 Affected: 1.21.1 Affected: 1.21.2 Affected: 1.21.3 Affected: 1.22.0 Affected: 1.22.1 Affected: 1.22.2 Affected: 1.22.3 Affected: 1.22.4 Affected: 1.24.0 Affected: 1.24.1 Affected: 1.24.2 Affected: 1.24.3 Affected: 1.24.4 Affected: 1.26.0 Affected: 1.24.5 Affected: 1.26.1 Affected: 1.27.0 Affected: 1.15.0 Affected: 1.17.0 Affected: 1.17.1 Affected: 1.17.2 Affected: 1.19.0 Affected: 1.20.1 Affected: 1.20.2 Affected: 1.20.3 Affected: 1.20.4 Affected: 1.20.5 Affected: 1.20.6 Affected: 1.23.0 Affected: 1.23.1 Affected: 1.20.7 Affected: 1.20.8 Affected: 1.25.0 Affected: 1.25.1 Affected: 1.25.2 Affected: 1.27.1 Affected: 1.27.2 Affected: 7.3.13 Affected: 7.3.15 Affected: 7.4.1 Affected: 7.4.1.20425 Affected: 7.4.1.20439 Affected: 7.4.3 Affected: 7.4.3.20679 Affected: 7.4.5 Affected: 7.5.1.20813 Affected: 7.5.1.20833 Affected: 7.5.3 Affected: 7.5.5 Affected: 8.0.1.21160 Affected: 8.0.1.21164 Affected: 7.5.7 Affected: 7.5.9 Affected: 7.5.11 Affected: 8.1.7.21585 Affected: 7.5.13.21586 Affected: 7.5.13.21598 Affected: 8.2.1.21612 Affected: 8.2.1.21650 Affected: 7.5.15.21611 Affected: 7.5.17.21680 Affected: 8.2.3.30119 Affected: 8.2.4.30130 Affected: 8.4.0 Affected: 7.5.19 Affected: 8.4.1.30298 Affected: 8.4.2.30317 Affected: 8.4.1.30307 Affected: 7.5.20 Affected: 8.4.3 Affected: 8.4.4.30419 Affected: 8.4.4.30467 Affected: 7.5.21.21732 Affected: 8.4.5.30483 |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20348",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-07T21:00:58.681549Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-07T21:02:16.310Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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"title": "CISA ADP Vulnrichment"
}
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"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco Secure Endpoint",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "7.0.5"
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{
"status": "affected",
"version": "6.2.19"
},
{
"status": "affected",
"version": "7.3.3"
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{
"status": "affected",
"version": "7.2.13"
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{
"status": "affected",
"version": "6.1.5"
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{
"status": "affected",
"version": "6.3.1"
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{
"status": "affected",
"version": "6.2.5"
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{
"status": "affected",
"version": "7.3.5"
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{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
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{
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{
"status": "affected",
"version": "6.2.9"
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{
"status": "affected",
"version": "7.3.1"
},
{
"status": "affected",
"version": "6.1.7"
},
{
"status": "affected",
"version": "7.2.11"
},
{
"status": "affected",
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},
{
"status": "affected",
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{
"status": "affected",
"version": "6.3.3"
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{
"status": "affected",
"version": "7.3.9"
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{
"status": "affected",
"version": "6.2.3"
},
{
"status": "affected",
"version": "6.1.9"
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{
"status": "affected",
"version": "6.0.9"
},
{
"status": "affected",
"version": "7.2.5"
},
{
"status": "affected",
"version": "6.0.7"
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{
"status": "affected",
"version": "6.3.7"
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{
"status": "affected",
"version": "1.12.3"
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{
"status": "affected",
"version": "1.8.0"
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{
"status": "affected",
"version": "1.11.1"
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{
"status": "affected",
"version": "1.12.4"
},
{
"status": "affected",
"version": "1.10.0"
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{
"status": "affected",
"version": "1.12.0"
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{
"status": "affected",
"version": "1.8.1"
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{
"status": "affected",
"version": "1.10.1"
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{
"status": "affected",
"version": "1.12.1"
},
{
"status": "affected",
"version": "1.12.6"
},
{
"status": "affected",
"version": "1.14.0"
},
{
"status": "affected",
"version": "1.10.2"
},
{
"status": "affected",
"version": "1.12.7"
},
{
"status": "affected",
"version": "1.12.2"
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{
"status": "affected",
"version": "1.6.0"
},
{
"status": "affected",
"version": "1.9.0"
},
{
"status": "affected",
"version": "1.11.0"
},
{
"status": "affected",
"version": "1.7.0"
},
{
"status": "affected",
"version": "1.13.0"
},
{
"status": "affected",
"version": "1.8.4"
},
{
"status": "affected",
"version": "1.13.1"
},
{
"status": "affected",
"version": "1.9.1"
},
{
"status": "affected",
"version": "1.12.5"
},
{
"status": "affected",
"version": "1.13.2"
},
{
"status": "affected",
"version": "8.1.7.21512"
},
{
"status": "affected",
"version": "8.1.7"
},
{
"status": "affected",
"version": "8.1.5"
},
{
"status": "affected",
"version": "8.1.3.21242"
},
{
"status": "affected",
"version": "8.1.3"
},
{
"status": "affected",
"version": "8.1.5.21322"
},
{
"status": "affected",
"version": "8.1.7.21417"
},
{
"status": "affected",
"version": "1.14.1"
},
{
"status": "affected",
"version": "1.15.1"
},
{
"status": "affected",
"version": "1.15.2"
},
{
"status": "affected",
"version": "1.15.3"
},
{
"status": "affected",
"version": "1.15.4"
},
{
"status": "affected",
"version": "1.15.5"
},
{
"status": "affected",
"version": "1.15.6"
},
{
"status": "affected",
"version": "1.16.0"
},
{
"status": "affected",
"version": "1.16.1"
},
{
"status": "affected",
"version": "1.16.2"
},
{
"status": "affected",
"version": "1.16.3"
},
{
"status": "affected",
"version": "1.18.0"
},
{
"status": "affected",
"version": "1.18.1"
},
{
"status": "affected",
"version": "1.20.0"
},
{
"status": "affected",
"version": "1.21.0"
},
{
"status": "affected",
"version": "1.21.1"
},
{
"status": "affected",
"version": "1.21.2"
},
{
"status": "affected",
"version": "1.21.3"
},
{
"status": "affected",
"version": "1.22.0"
},
{
"status": "affected",
"version": "1.22.1"
},
{
"status": "affected",
"version": "1.22.2"
},
{
"status": "affected",
"version": "1.22.3"
},
{
"status": "affected",
"version": "1.22.4"
},
{
"status": "affected",
"version": "1.24.0"
},
{
"status": "affected",
"version": "1.24.1"
},
{
"status": "affected",
"version": "1.24.2"
},
{
"status": "affected",
"version": "1.24.3"
},
{
"status": "affected",
"version": "1.24.4"
},
{
"status": "affected",
"version": "1.26.0"
},
{
"status": "affected",
"version": "1.24.5"
},
{
"status": "affected",
"version": "1.26.1"
},
{
"status": "affected",
"version": "1.27.0"
},
{
"status": "affected",
"version": "1.15.0"
},
{
"status": "affected",
"version": "1.17.0"
},
{
"status": "affected",
"version": "1.17.1"
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{
"status": "affected",
"version": "1.17.2"
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{
"status": "affected",
"version": "1.19.0"
},
{
"status": "affected",
"version": "1.20.1"
},
{
"status": "affected",
"version": "1.20.2"
},
{
"status": "affected",
"version": "1.20.3"
},
{
"status": "affected",
"version": "1.20.4"
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{
"status": "affected",
"version": "1.20.5"
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{
"status": "affected",
"version": "1.20.6"
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{
"status": "affected",
"version": "1.23.0"
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{
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"version": "1.23.1"
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{
"status": "affected",
"version": "1.20.7"
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{
"status": "affected",
"version": "1.20.8"
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{
"status": "affected",
"version": "1.25.0"
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{
"status": "affected",
"version": "1.25.1"
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{
"status": "affected",
"version": "1.25.2"
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{
"status": "affected",
"version": "1.27.1"
},
{
"status": "affected",
"version": "1.27.2"
},
{
"status": "affected",
"version": "7.3.13"
},
{
"status": "affected",
"version": "7.3.15"
},
{
"status": "affected",
"version": "7.4.1"
},
{
"status": "affected",
"version": "7.4.1.20425"
},
{
"status": "affected",
"version": "7.4.1.20439"
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{
"status": "affected",
"version": "7.4.3"
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{
"status": "affected",
"version": "7.4.3.20679"
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{
"status": "affected",
"version": "7.4.5"
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{
"status": "affected",
"version": "7.5.1.20813"
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{
"status": "affected",
"version": "7.5.1.20833"
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{
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"version": "7.5.3"
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{
"status": "affected",
"version": "7.5.5"
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"version": "8.0.1.21160"
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{
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"version": "8.0.1.21164"
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{
"status": "affected",
"version": "7.5.7"
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{
"status": "affected",
"version": "7.5.9"
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{
"status": "affected",
"version": "7.5.11"
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{
"status": "affected",
"version": "8.1.7.21585"
},
{
"status": "affected",
"version": "7.5.13.21586"
},
{
"status": "affected",
"version": "7.5.13.21598"
},
{
"status": "affected",
"version": "8.2.1.21612"
},
{
"status": "affected",
"version": "8.2.1.21650"
},
{
"status": "affected",
"version": "7.5.15.21611"
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{
"status": "affected",
"version": "7.5.17.21680"
},
{
"status": "affected",
"version": "8.2.3.30119"
},
{
"status": "affected",
"version": "8.2.4.30130"
},
{
"status": "affected",
"version": "8.4.0"
},
{
"status": "affected",
"version": "7.5.19"
},
{
"status": "affected",
"version": "8.4.1.30298"
},
{
"status": "affected",
"version": "8.4.2.30317"
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{
"status": "affected",
"version": "8.4.1.30307"
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{
"status": "affected",
"version": "7.5.20"
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{
"status": "affected",
"version": "8.4.3"
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{
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"version": "8.4.4.30419"
},
{
"status": "affected",
"version": "8.4.4.30467"
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{
"status": "affected",
"version": "7.5.21.21732"
},
{
"status": "affected",
"version": "8.4.5.30483"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the XAR file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of\u0026nbsp;memory corruption on an affected device.\r\n\r\nThis vulnerability is due to improper boundary checks for content in XAR files during scanning. An attacker could exploit this vulnerability by submitting a crafted file that contains XAR content to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-120",
"description": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-07T16:42:51.411Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-clamav-WuuvVd26",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-WuuvVd26"
}
],
"source": {
"advisory": "cisco-sa-clamav-WuuvVd26",
"defects": [
"CSCwu99410"
],
"discovery": "INTERNAL"
},
"title": "ClamAV XAR File Format Processing Memory Corruption Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20348",
"datePublished": "2026-08-07T16:42:51.411Z",
"dateReserved": "2025-10-08T11:59:15.413Z",
"dateUpdated": "2026-08-07T21:02:16.310Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20345 (GCVE-0-2026-20345)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:42 – Updated: 2026-08-07 21:02
VLAI
EPSS
VEX
Title
ClamAV GPT File Format Processing Memory Corruption Vulnerability
Summary
A vulnerability in the GPT file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device.
This vulnerability is due to improper handling of an endian conversion operation, which may result in an out-of-bounds buffer write. An attacker could exploit this vulnerability by submitting a crafted GPT file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 20:59 UTC
CWE
- CWE-121 - Stack-based Buffer Overflow
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
1.12.3
Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.10.2 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.7.0 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.8.4 Affected: 1.11.0 Affected: 1.9.1 Affected: 1.12.5 Affected: 2.0.2 Affected: 1.1.0 Affected: 1.14.0 Affected: 2.4.0 Affected: 1.15.2 Affected: 1.16.0 Affected: 1.21.0 Affected: 1.22.2 Affected: 1.24.5 Affected: 1.19.0 |
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"value": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
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CVE-2026-20339 (GCVE-0-2026-20339)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:42 – Updated: 2026-08-07 21:02
VLAI
EPSS
VEX
Title
ClamAV PESpin File Format Processing Integer Overflow Vulnerability
Summary
A vulnerability in the PESpin file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device.
This vulnerability is due to improper boundary checks for content in PESpin files during scanning, which may result in an integer overflow. An attacker could exploit this vulnerability by submitting a crafted file that contains PESpin content to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 20:59 UTC
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
7.0.5
Affected: 6.2.19 Affected: 7.3.3 Affected: 7.2.13 Affected: 6.1.5 Affected: 6.3.1 Affected: 6.2.5 Affected: 7.3.5 Affected: 6.2.1 Affected: 7.2.7 Affected: 7.1.1 Affected: 6.3.5 Affected: 6.2.9 Affected: 7.3.1 Affected: 6.1.7 Affected: 7.2.11 Affected: 7.2.3 Affected: 7.1.5 Affected: 6.3.3 Affected: 7.3.9 Affected: 6.2.3 Affected: 6.1.9 Affected: 6.0.9 Affected: 7.2.5 Affected: 6.0.7 Affected: 6.3.7 Affected: 1.12.3 Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.14.0 Affected: 1.10.2 Affected: 1.12.7 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.11.0 Affected: 1.7.0 Affected: 1.13.0 Affected: 1.8.4 Affected: 1.13.1 Affected: 1.9.1 Affected: 1.12.5 Affected: 1.13.2 Affected: 8.1.7.21512 Affected: 8.1.7 Affected: 8.1.5 Affected: 8.1.3.21242 Affected: 8.1.3 Affected: 8.1.5.21322 Affected: 8.1.7.21417 Affected: 1.14.1 Affected: 1.15.1 Affected: 1.15.2 Affected: 1.15.3 Affected: 1.15.4 Affected: 1.15.5 Affected: 1.15.6 Affected: 1.16.0 Affected: 1.16.1 Affected: 1.16.2 Affected: 1.16.3 Affected: 1.18.0 Affected: 1.18.1 Affected: 1.20.0 Affected: 1.21.0 Affected: 1.21.1 Affected: 1.21.2 Affected: 1.21.3 Affected: 1.22.0 Affected: 1.22.1 Affected: 1.22.2 Affected: 1.22.3 Affected: 1.22.4 Affected: 1.24.0 Affected: 1.24.1 Affected: 1.24.2 Affected: 1.24.3 Affected: 1.24.4 Affected: 1.26.0 Affected: 1.24.5 Affected: 1.26.1 Affected: 1.27.0 Affected: 1.15.0 Affected: 1.17.0 Affected: 1.17.1 Affected: 1.17.2 Affected: 1.19.0 Affected: 1.20.1 Affected: 1.20.2 Affected: 1.20.3 Affected: 1.20.4 Affected: 1.20.5 Affected: 1.20.6 Affected: 1.23.0 Affected: 1.23.1 Affected: 1.20.7 Affected: 1.20.8 Affected: 1.25.0 Affected: 1.25.1 Affected: 1.25.2 Affected: 1.27.1 Affected: 1.27.2 Affected: 7.3.13 Affected: 7.3.15 Affected: 7.4.1 Affected: 7.4.1.20425 Affected: 7.4.1.20439 Affected: 7.4.3 Affected: 7.4.3.20679 Affected: 7.4.5 Affected: 7.5.1.20813 Affected: 7.5.1.20833 Affected: 7.5.3 Affected: 7.5.5 Affected: 8.0.1.21160 Affected: 8.0.1.21164 Affected: 7.5.7 Affected: 7.5.9 Affected: 7.5.11 Affected: 8.1.7.21585 Affected: 7.5.13.21586 Affected: 7.5.13.21598 Affected: 8.2.1.21612 Affected: 8.2.1.21650 Affected: 7.5.15.21611 Affected: 7.5.17.21680 Affected: 8.2.3.30119 Affected: 8.2.4.30130 Affected: 8.4.0 Affected: 7.5.19 Affected: 8.4.1.30298 Affected: 8.4.2.30317 Affected: 8.4.1.30307 Affected: 7.5.20 Affected: 8.4.3 Affected: 8.4.4.30419 Affected: 8.4.4.30467 Affected: 7.5.21.21732 Affected: 8.4.5.30483 |
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CVE-2026-20347 (GCVE-0-2026-20347)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:42 – Updated: 2026-08-07 21:10
VLAI
EPSS
VEX
Title
ClamAV Mach-O File Format Processing Memory Corruption Vulnerability
Summary
A vulnerability in the Mach-O file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device.
This vulnerability is due to improper boundary checks for content in Mach-O files during scanning, which may result in an out-of-bounds buffer read. An attacker could exploit this vulnerability by submitting a crafted Mach-O file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 21:00 UTC
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
7.0.5
Affected: 6.2.19 Affected: 7.3.3 Affected: 7.2.13 Affected: 6.1.5 Affected: 6.3.1 Affected: 6.2.5 Affected: 7.3.5 Affected: 6.2.1 Affected: 7.2.7 Affected: 7.1.1 Affected: 6.3.5 Affected: 6.2.9 Affected: 7.3.1 Affected: 6.1.7 Affected: 7.2.11 Affected: 7.2.3 Affected: 7.1.5 Affected: 6.3.3 Affected: 7.3.9 Affected: 6.2.3 Affected: 6.1.9 Affected: 6.0.9 Affected: 7.2.5 Affected: 6.0.7 Affected: 6.3.7 Affected: 1.12.3 Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.14.0 Affected: 1.10.2 Affected: 1.12.7 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.11.0 Affected: 1.7.0 Affected: 1.13.0 Affected: 1.8.4 Affected: 1.13.1 Affected: 1.9.1 Affected: 1.12.5 Affected: 1.13.2 Affected: 2.0.2 Affected: 1.1.0 Affected: 2.0.0 Affected: 2.0.1 Affected: 8.1.7.21512 Affected: 8.1.7 Affected: 8.1.5 Affected: 8.1.3.21242 Affected: 8.1.3 Affected: 8.1.5.21322 Affected: 8.1.7.21417 Affected: 2.1.0.14 Affected: 2.2.0 Affected: 2.3.0 Affected: 2.4.0 Affected: 2.5.0 Affected: 2.6.0 Affected: 2.7.0 Affected: 2.8.0 Affected: 2.9.0 Affected: 2.10.0 Affected: 2.10.1 Affected: 2.11.0 Affected: 1.14.1 Affected: 1.15.1 Affected: 1.15.2 Affected: 1.15.3 Affected: 1.15.4 Affected: 1.15.5 Affected: 1.15.6 Affected: 1.16.0 Affected: 1.16.1 Affected: 1.16.2 Affected: 1.16.3 Affected: 1.18.0 Affected: 1.18.1 Affected: 1.20.0 Affected: 1.21.0 Affected: 1.21.1 Affected: 1.21.2 Affected: 1.21.3 Affected: 1.22.0 Affected: 1.22.1 Affected: 1.22.2 Affected: 1.22.3 Affected: 1.22.4 Affected: 1.24.0 Affected: 1.24.1 Affected: 1.24.2 Affected: 1.24.3 Affected: 1.24.4 Affected: 1.26.0 Affected: 1.24.5 Affected: 1.26.1 Affected: 1.27.0 Affected: 1.15.0 Affected: 1.17.0 Affected: 1.17.1 Affected: 1.17.2 Affected: 1.19.0 Affected: 1.20.1 Affected: 1.20.2 Affected: 1.20.3 Affected: 1.20.4 Affected: 1.20.5 Affected: 1.20.6 Affected: 1.23.0 Affected: 1.23.1 Affected: 1.20.7 Affected: 1.20.8 Affected: 1.25.0 Affected: 1.25.1 Affected: 1.25.2 Affected: 1.27.1 Affected: 1.27.2 Affected: 7.3.13 Affected: 7.3.15 Affected: 7.4.1 Affected: 7.4.1.20425 Affected: 7.4.1.20439 Affected: 7.4.3 Affected: 7.4.3.20679 Affected: 7.4.5 Affected: 7.5.1.20813 Affected: 7.5.1.20833 Affected: 7.5.3 Affected: 7.5.5 Affected: 8.0.1.21160 Affected: 8.0.1.21164 Affected: 7.5.7 Affected: 7.5.9 Affected: 7.5.11 Affected: 8.1.7.21585 Affected: 7.5.13.21586 Affected: 7.5.13.21598 Affected: 8.2.1.21612 Affected: 8.2.1.21650 Affected: 7.5.15.21611 Affected: 7.5.17.21680 Affected: 8.2.3.30119 Affected: 8.2.4.30130 Affected: 8.4.0 Affected: 7.5.19 Affected: 8.4.1.30298 Affected: 8.4.2.30317 Affected: 8.4.1.30307 Affected: 7.5.20 Affected: 8.4.3 Affected: 8.4.4.30419 Affected: 8.4.4.30467 Affected: 7.5.21.21732 Affected: 8.4.5.30483 |
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"value": "A vulnerability in the Mach-O file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of\u0026nbsp;memory corruption on an affected device.\r\n\r\nThis vulnerability is due to improper boundary checks for content in Mach-O files during scanning, which may result in an out-of-bounds buffer read. An attacker could exploit this vulnerability by submitting a crafted Mach-O file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software."
}
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"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
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CVE-2026-20346 (GCVE-0-2026-20346)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:42 – Updated: 2026-08-07 18:12
VLAI
EPSS
VEX
Title
ClamAV PDF File Format Processing Memory Corruption Vulnerability
Summary
A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device.
This vulnerability is due to improper boundary checks for content in PDF files during scanning, which may result in an out-of-bounds buffer read. An attacker could exploit this vulnerability by submitting a crafted PDF file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 18:12 UTC
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
7.0.5
Affected: 6.2.19 Affected: 7.3.3 Affected: 7.2.13 Affected: 6.1.5 Affected: 6.3.1 Affected: 6.2.5 Affected: 7.3.5 Affected: 6.2.1 Affected: 7.2.7 Affected: 7.1.1 Affected: 6.3.5 Affected: 6.2.9 Affected: 7.3.1 Affected: 6.1.7 Affected: 7.2.11 Affected: 7.2.3 Affected: 7.1.5 Affected: 6.3.3 Affected: 7.3.9 Affected: 6.2.3 Affected: 6.1.9 Affected: 6.0.9 Affected: 7.2.5 Affected: 6.0.7 Affected: 6.3.7 Affected: 1.12.3 Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.14.0 Affected: 1.10.2 Affected: 1.12.7 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.11.0 Affected: 1.7.0 Affected: 1.13.0 Affected: 1.8.4 Affected: 1.13.1 Affected: 1.9.1 Affected: 1.12.5 Affected: 1.13.2 Affected: 2.0.2 Affected: 1.1.0 Affected: 2.0.0 Affected: 2.0.1 Affected: 8.1.7.21512 Affected: 8.1.7 Affected: 8.1.5 Affected: 8.1.3.21242 Affected: 8.1.3 Affected: 8.1.5.21322 Affected: 8.1.7.21417 Affected: 2.1.0.14 Affected: 2.2.0 Affected: 2.3.0 Affected: 2.4.0 Affected: 2.5.0 Affected: 2.6.0 Affected: 2.7.0 Affected: 2.8.0 Affected: 2.9.0 Affected: 2.10.0 Affected: 2.10.1 Affected: 2.11.0 Affected: 1.14.1 Affected: 1.15.1 Affected: 1.15.2 Affected: 1.15.3 Affected: 1.15.4 Affected: 1.15.5 Affected: 1.15.6 Affected: 1.16.0 Affected: 1.16.1 Affected: 1.16.2 Affected: 1.16.3 Affected: 1.18.0 Affected: 1.18.1 Affected: 1.20.0 Affected: 1.21.0 Affected: 1.21.1 Affected: 1.21.2 Affected: 1.21.3 Affected: 1.22.0 Affected: 1.22.1 Affected: 1.22.2 Affected: 1.22.3 Affected: 1.22.4 Affected: 1.24.0 Affected: 1.24.1 Affected: 1.24.2 Affected: 1.24.3 Affected: 1.24.4 Affected: 1.26.0 Affected: 1.24.5 Affected: 1.26.1 Affected: 1.27.0 Affected: 1.15.0 Affected: 1.17.0 Affected: 1.17.1 Affected: 1.17.2 Affected: 1.19.0 Affected: 1.20.1 Affected: 1.20.2 Affected: 1.20.3 Affected: 1.20.4 Affected: 1.20.5 Affected: 1.20.6 Affected: 1.23.0 Affected: 1.23.1 Affected: 1.20.7 Affected: 1.20.8 Affected: 1.25.0 Affected: 1.25.1 Affected: 1.25.2 Affected: 1.27.1 Affected: 1.27.2 Affected: 7.3.13 Affected: 7.3.15 Affected: 7.4.1 Affected: 7.4.1.20425 Affected: 7.4.1.20439 Affected: 7.4.3 Affected: 7.4.3.20679 Affected: 7.4.5 Affected: 7.5.1.20813 Affected: 7.5.1.20833 Affected: 7.5.3 Affected: 7.5.5 Affected: 8.0.1.21160 Affected: 8.0.1.21164 Affected: 7.5.7 Affected: 7.5.9 Affected: 7.5.11 Affected: 8.1.7.21585 Affected: 7.5.13.21586 Affected: 7.5.13.21598 Affected: 8.2.1.21612 Affected: 8.2.1.21650 Affected: 7.5.15.21611 Affected: 7.5.17.21680 Affected: 8.2.3.30119 Affected: 8.2.4.30130 Affected: 8.4.0 Affected: 7.5.19 Affected: 8.4.1.30298 Affected: 8.4.2.30317 Affected: 8.4.1.30307 Affected: 7.5.20 Affected: 8.4.3 Affected: 8.4.4.30419 Affected: 8.4.4.30467 Affected: 7.5.21.21732 Affected: 8.4.5.30483 |
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"status": "affected",
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{
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"version": "2.0.0"
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"version": "8.1.7.21512"
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"status": "affected",
"version": "8.1.5"
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"version": "8.4.2.30317"
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"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of\u0026nbsp;memory corruption on an affected device.\r\n\r\nThis vulnerability is due to improper boundary checks for content in PDF files during scanning, which may result in an out-of-bounds buffer read. An attacker could exploit this vulnerability by submitting a crafted PDF file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
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"descriptions": [
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"description": "Out-of-bounds Read",
"lang": "en",
"type": "cwe"
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"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
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"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-WuuvVd26"
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"source": {
"advisory": "cisco-sa-clamav-WuuvVd26",
"defects": [
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"discovery": "EXTERNAL"
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"title": "ClamAV PDF File Format Processing Memory Corruption Vulnerability"
}
},
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"assignerShortName": "cisco",
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"dateReserved": "2025-10-08T11:59:15.413Z",
"dateUpdated": "2026-08-07T18:12:29.718Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20338 (GCVE-0-2026-20338)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:41 – Updated: 2026-08-07 18:12
VLAI
EPSS
VEX
Title
ClamAV ZIP File Format Processing Memory Corruption Vulnerability
Summary
A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.
This vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this vulnerability by submitting a crafted zip file for scanning. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate as a result of a memory double-free, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 18:12 UTC
CWE
- CWE-415 - Double Free
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
7.0.5
Affected: 6.2.19 Affected: 7.3.3 Affected: 7.2.13 Affected: 6.1.5 Affected: 6.3.1 Affected: 6.2.5 Affected: 7.3.5 Affected: 6.2.1 Affected: 7.2.7 Affected: 7.1.1 Affected: 6.3.5 Affected: 6.2.9 Affected: 7.3.1 Affected: 6.1.7 Affected: 7.2.11 Affected: 7.2.3 Affected: 7.1.5 Affected: 6.3.3 Affected: 7.3.9 Affected: 6.2.3 Affected: 6.1.9 Affected: 6.0.9 Affected: 7.2.5 Affected: 6.0.7 Affected: 6.3.7 Affected: 1.12.3 Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.14.0 Affected: 1.10.2 Affected: 1.12.7 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.11.0 Affected: 1.7.0 Affected: 1.13.0 Affected: 1.8.4 Affected: 1.13.1 Affected: 1.9.1 Affected: 1.12.5 Affected: 1.13.2 Affected: 8.1.7.21512 Affected: 8.1.7 Affected: 8.1.5 Affected: 8.1.3.21242 Affected: 8.1.3 Affected: 8.1.5.21322 Affected: 8.1.7.21417 Affected: 1.14.1 Affected: 1.15.1 Affected: 1.15.2 Affected: 1.15.3 Affected: 1.15.4 Affected: 1.15.5 Affected: 1.15.6 Affected: 1.16.0 Affected: 1.16.1 Affected: 1.16.2 Affected: 1.16.3 Affected: 1.18.0 Affected: 1.18.1 Affected: 1.20.0 Affected: 1.21.0 Affected: 1.21.1 Affected: 1.21.2 Affected: 1.21.3 Affected: 1.22.0 Affected: 1.22.1 Affected: 1.22.2 Affected: 1.22.3 Affected: 1.22.4 Affected: 1.24.0 Affected: 1.24.1 Affected: 1.24.2 Affected: 1.24.3 Affected: 1.24.4 Affected: 1.26.0 Affected: 1.24.5 Affected: 1.26.1 Affected: 1.27.0 Affected: 1.15.0 Affected: 1.17.0 Affected: 1.17.1 Affected: 1.17.2 Affected: 1.19.0 Affected: 1.20.1 Affected: 1.20.2 Affected: 1.20.3 Affected: 1.20.4 Affected: 1.20.5 Affected: 1.20.6 Affected: 1.23.0 Affected: 1.23.1 Affected: 1.20.7 Affected: 1.20.8 Affected: 1.25.0 Affected: 1.25.1 Affected: 1.25.2 Affected: 1.27.1 Affected: 1.27.2 Affected: 7.3.13 Affected: 7.3.15 Affected: 7.4.1 Affected: 7.4.1.20425 Affected: 7.4.1.20439 Affected: 7.4.3 Affected: 7.4.3.20679 Affected: 7.4.5 Affected: 7.5.1.20813 Affected: 7.5.1.20833 Affected: 7.5.3 Affected: 7.5.5 Affected: 8.0.1.21160 Affected: 8.0.1.21164 Affected: 7.5.7 Affected: 7.5.9 Affected: 7.5.11 Affected: 8.1.7.21585 Affected: 7.5.13.21586 Affected: 7.5.13.21598 Affected: 8.2.1.21612 Affected: 8.2.1.21650 Affected: 7.5.15.21611 Affected: 7.5.17.21680 Affected: 8.2.3.30119 Affected: 8.2.4.30130 Affected: 8.4.0 Affected: 7.5.19 Affected: 8.4.1.30298 Affected: 8.4.2.30317 Affected: 8.4.1.30307 Affected: 7.5.20 Affected: 8.4.3 Affected: 8.4.4.30419 Affected: 8.4.4.30467 Affected: 7.5.21.21732 Affected: 8.4.5.30483 |
{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
"status": "affected",
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{
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{
"status": "affected",
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{
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"version": "1.6.0"
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{
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"version": "1.9.0"
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{
"status": "affected",
"version": "1.11.0"
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{
"status": "affected",
"version": "1.7.0"
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{
"status": "affected",
"version": "1.13.0"
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{
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"version": "1.8.4"
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{
"status": "affected",
"version": "1.13.1"
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{
"status": "affected",
"version": "1.9.1"
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{
"status": "affected",
"version": "1.12.5"
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{
"status": "affected",
"version": "1.13.2"
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{
"status": "affected",
"version": "8.1.7.21512"
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{
"status": "affected",
"version": "8.1.7"
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{
"status": "affected",
"version": "8.1.5"
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{
"status": "affected",
"version": "8.1.3.21242"
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{
"status": "affected",
"version": "8.1.3"
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{
"status": "affected",
"version": "8.1.5.21322"
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{
"status": "affected",
"version": "8.1.7.21417"
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{
"status": "affected",
"version": "1.14.1"
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{
"status": "affected",
"version": "1.15.1"
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{
"status": "affected",
"version": "1.15.2"
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{
"status": "affected",
"version": "1.15.3"
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{
"status": "affected",
"version": "1.15.4"
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{
"status": "affected",
"version": "1.15.5"
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{
"status": "affected",
"version": "1.15.6"
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{
"status": "affected",
"version": "1.16.0"
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{
"status": "affected",
"version": "1.16.1"
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{
"status": "affected",
"version": "1.16.2"
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{
"status": "affected",
"version": "1.16.3"
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{
"status": "affected",
"version": "1.18.0"
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{
"status": "affected",
"version": "1.18.1"
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{
"status": "affected",
"version": "1.20.0"
},
{
"status": "affected",
"version": "1.21.0"
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{
"status": "affected",
"version": "1.21.1"
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{
"status": "affected",
"version": "1.21.2"
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{
"status": "affected",
"version": "1.21.3"
},
{
"status": "affected",
"version": "1.22.0"
},
{
"status": "affected",
"version": "1.22.1"
},
{
"status": "affected",
"version": "1.22.2"
},
{
"status": "affected",
"version": "1.22.3"
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{
"status": "affected",
"version": "1.22.4"
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{
"status": "affected",
"version": "1.24.0"
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{
"status": "affected",
"version": "1.24.1"
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{
"status": "affected",
"version": "1.24.2"
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{
"status": "affected",
"version": "1.24.3"
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{
"status": "affected",
"version": "1.24.4"
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{
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"version": "1.26.0"
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{
"status": "affected",
"version": "1.24.5"
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{
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"version": "1.26.1"
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{
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"version": "1.27.0"
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{
"status": "affected",
"version": "1.15.0"
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"version": "1.17.0"
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{
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"version": "1.17.1"
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"version": "1.17.2"
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"version": "1.19.0"
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{
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"version": "1.20.1"
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{
"status": "affected",
"version": "1.20.2"
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{
"status": "affected",
"version": "1.20.3"
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{
"status": "affected",
"version": "1.20.4"
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{
"status": "affected",
"version": "1.20.5"
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{
"status": "affected",
"version": "1.20.6"
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{
"status": "affected",
"version": "1.23.0"
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"version": "1.23.1"
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"version": "1.20.7"
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"version": "1.20.8"
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"version": "1.25.0"
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{
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"version": "7.3.13"
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{
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"version": "7.3.15"
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{
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"version": "7.4.1"
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"version": "7.4.1.20425"
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{
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"version": "7.4.1.20439"
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{
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"version": "7.4.3"
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"version": "7.4.3.20679"
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"status": "affected",
"version": "7.4.5"
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{
"status": "affected",
"version": "7.5.1.20813"
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{
"status": "affected",
"version": "7.5.1.20833"
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{
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"version": "7.5.3"
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{
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"version": "7.5.5"
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"version": "8.0.1.21160"
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"version": "8.2.1.21650"
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"version": "7.5.15.21611"
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"version": "7.5.17.21680"
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"version": "8.2.3.30119"
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"version": "8.2.4.30130"
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"version": "8.4.0"
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"version": "7.5.19"
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"version": "8.4.1.30298"
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"version": "8.4.1.30307"
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],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.\r\n\r\nThis vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this vulnerability by submitting a crafted zip file for scanning. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate as a result of a memory double-free, resulting in a DoS condition on the affected software."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
}
],
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{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
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{
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"description": "Double Free",
"lang": "en",
"type": "cwe"
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],
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"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-clamav-WuuvVd26",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-WuuvVd26"
}
],
"source": {
"advisory": "cisco-sa-clamav-WuuvVd26",
"defects": [
"CSCwv57797"
],
"discovery": "EXTERNAL"
},
"title": "ClamAV ZIP File Format Processing Memory Corruption Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20338",
"datePublished": "2026-08-07T16:41:55.354Z",
"dateReserved": "2025-10-08T11:59:15.413Z",
"dateUpdated": "2026-08-07T18:12:13.836Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20337 (GCVE-0-2026-20337)
Vulnerability from cvelistv5 – Published: 2026-08-07 16:41 – Updated: 2026-08-07 18:11
VLAI
EPSS
VEX
Title
ClamAV ZIP File Format Processing Memory Corruption Vulnerability
Summary
A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.
This vulnerability is due to improper boundary checks for content in zip files during scanning, which may result in an out-of-bounds write condition. An attacker could exploit this vulnerability by submitting a crafted zip file for scanning. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-07 18:11 UTC
CWE
- CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Secure Endpoint |
Affected:
7.0.5
Affected: 6.2.19 Affected: 7.3.3 Affected: 7.2.13 Affected: 6.1.5 Affected: 6.3.1 Affected: 6.2.5 Affected: 7.3.5 Affected: 6.2.1 Affected: 7.2.7 Affected: 7.1.1 Affected: 6.3.5 Affected: 6.2.9 Affected: 7.3.1 Affected: 6.1.7 Affected: 7.2.11 Affected: 7.2.3 Affected: 7.1.5 Affected: 6.3.3 Affected: 7.3.9 Affected: 6.2.3 Affected: 6.1.9 Affected: 6.0.9 Affected: 7.2.5 Affected: 6.0.7 Affected: 6.3.7 Affected: 1.12.3 Affected: 1.8.0 Affected: 1.11.1 Affected: 1.12.4 Affected: 1.10.0 Affected: 1.12.0 Affected: 1.8.1 Affected: 1.10.1 Affected: 1.12.1 Affected: 1.12.6 Affected: 1.14.0 Affected: 1.10.2 Affected: 1.12.7 Affected: 1.12.2 Affected: 1.6.0 Affected: 1.9.0 Affected: 1.11.0 Affected: 1.7.0 Affected: 1.13.0 Affected: 1.8.4 Affected: 1.13.1 Affected: 1.9.1 Affected: 1.12.5 Affected: 1.13.2 Affected: 8.1.7.21512 Affected: 8.1.7 Affected: 8.1.5 Affected: 8.1.3.21242 Affected: 8.1.3 Affected: 8.1.5.21322 Affected: 8.1.7.21417 Affected: 1.14.1 Affected: 1.15.1 Affected: 1.15.2 Affected: 1.15.3 Affected: 1.15.4 Affected: 1.15.5 Affected: 1.15.6 Affected: 1.16.0 Affected: 1.16.1 Affected: 1.16.2 Affected: 1.16.3 Affected: 1.18.0 Affected: 1.18.1 Affected: 1.20.0 Affected: 1.21.0 Affected: 1.21.1 Affected: 1.21.2 Affected: 1.21.3 Affected: 1.22.0 Affected: 1.22.1 Affected: 1.22.2 Affected: 1.22.3 Affected: 1.22.4 Affected: 1.24.0 Affected: 1.24.1 Affected: 1.24.2 Affected: 1.24.3 Affected: 1.24.4 Affected: 1.26.0 Affected: 1.24.5 Affected: 1.26.1 Affected: 1.27.0 Affected: 1.15.0 Affected: 1.17.0 Affected: 1.17.1 Affected: 1.17.2 Affected: 1.19.0 Affected: 1.20.1 Affected: 1.20.2 Affected: 1.20.3 Affected: 1.20.4 Affected: 1.20.5 Affected: 1.20.6 Affected: 1.23.0 Affected: 1.23.1 Affected: 1.20.7 Affected: 1.20.8 Affected: 1.25.0 Affected: 1.25.1 Affected: 1.25.2 Affected: 1.27.1 Affected: 1.27.2 Affected: 7.3.13 Affected: 7.3.15 Affected: 7.4.1 Affected: 7.4.1.20425 Affected: 7.4.1.20439 Affected: 7.4.3 Affected: 7.4.3.20679 Affected: 7.4.5 Affected: 7.5.1.20813 Affected: 7.5.1.20833 Affected: 7.5.3 Affected: 7.5.5 Affected: 8.0.1.21160 Affected: 8.0.1.21164 Affected: 7.5.7 Affected: 7.5.9 Affected: 7.5.11 Affected: 8.1.7.21585 Affected: 7.5.13.21586 Affected: 7.5.13.21598 Affected: 8.2.1.21612 Affected: 8.2.1.21650 Affected: 7.5.15.21611 Affected: 7.5.17.21680 Affected: 8.2.3.30119 Affected: 8.2.4.30130 Affected: 8.4.0 Affected: 7.5.19 Affected: 8.4.1.30298 Affected: 8.4.2.30317 Affected: 8.4.1.30307 Affected: 7.5.20 Affected: 8.4.3 Affected: 8.4.4.30419 Affected: 8.4.4.30467 Affected: 7.5.21.21732 Affected: 8.4.5.30483 |
{
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"adp": [
{
"metrics": [
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"other": {
"content": {
"id": "CVE-2026-20337",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-07T18:11:33.953042Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
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"providerMetadata": {
"dateUpdated": "2026-08-07T18:11:57.408Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
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{
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"product": "Cisco Secure Endpoint",
"vendor": "Cisco",
"versions": [
{
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{
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{
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{
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{
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{
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"version": "8.2.1.21650"
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"version": "7.5.17.21680"
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{
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"version": "8.2.4.30130"
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{
"status": "affected",
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{
"status": "affected",
"version": "7.5.19"
},
{
"status": "affected",
"version": "8.4.1.30298"
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{
"status": "affected",
"version": "8.4.2.30317"
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{
"status": "affected",
"version": "8.4.1.30307"
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{
"status": "affected",
"version": "7.5.20"
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"status": "affected",
"version": "8.4.3"
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"status": "affected",
"version": "8.4.4.30419"
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{
"status": "affected",
"version": "8.4.4.30467"
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],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.\r\n\r\nThis vulnerability is due to improper boundary checks for content in zip files during scanning, which may result in an out-of-bounds write condition. An attacker could exploit this vulnerability by submitting a crafted zip file for scanning. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-120",
"description": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-07T16:41:51.036Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-clamav-WuuvVd26",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-WuuvVd26"
}
],
"source": {
"advisory": "cisco-sa-clamav-WuuvVd26",
"defects": [
"CSCwu34288"
],
"discovery": "EXTERNAL"
},
"title": "ClamAV ZIP File Format Processing Memory Corruption Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20337",
"datePublished": "2026-08-07T16:41:51.036Z",
"dateReserved": "2025-10-08T11:59:15.413Z",
"dateUpdated": "2026-08-07T18:11:57.408Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20313 (GCVE-0-2026-20313)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:33 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco Catalyst SD-WAN Security Hardening Release - Memory Corruption Vulnerabilities
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20313 are related to Improper link resolution before file access issues that are grouped under the Common Weakness Enumeration (CWE) CWE-1284.
Severity
7.7 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:36 UTC
CWE
- CWE-1284 - Improper Validation of Specified Quantity in Input
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Controller |
Affected:
20.6.4
Affected: 20.9.2 Affected: 20.3.6 Affected: 20.7.2 Affected: 20.7.1 Affected: 20.5.1 Affected: 20.6.2 Affected: 19.3.0 Affected: 20.6.1 Affected: 17.2.4 Affected: 18.2.0 Affected: 18.4.6 Affected: 19.1.0 Affected: 19.2.4 Affected: 19.2.929 Affected: 18.3.8 Affected: 18.4.303 Affected: 18.3.7 Affected: 18.4.1 Affected: 19.2.097 Affected: 19.2.0 Affected: 19.2.099 Affected: 18.3.6 Affected: 20.4.2 Affected: 19.0.0 Affected: 20.9.1 Affected: 20.3.5 Affected: 20.3.1 Affected: 18.3.5 Affected: 20.6.3 Affected: 18.4.3 Affected: 18.4.4 Affected: 18.3.3 Affected: 17.2.8 Affected: 20.8.1 Affected: 19.2.32 Affected: 19.2.2 Affected: 17.2.5 Affected: 18.4.0 Affected: 20.4.1.1 Affected: 20.1.3 Affected: 20.1.2 Affected: 17.2.10 Affected: 19.2.098 Affected: 20.1.1 Affected: 17.2.6 Affected: 19.2.1 Affected: 18.3.4 Affected: 20.4.1 Affected: 17.2.9 Affected: 19.2.31 Affected: 19.0.1a Affected: 18.3.0 Affected: 17.2.7 Affected: 18.4.5 Affected: 20.3.4 Affected: 20.3.3 Affected: 20.4.1.2 Affected: 20.3.2 Affected: 18.3.1 Affected: 20.1.12 Affected: 19.2.3 Affected: 20.10.1 Affected: 20.6.5 Affected: 20.3.7 Affected: 20.9.3 Affected: 20.11.1 Affected: 20.6.3.2 Affected: 20.4.2.3 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.6.4.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.11.1.1 Affected: 20.10.1.1 Affected: 20.6.1.2 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.3 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.9.2.3 Affected: 20.9.4 Affected: 20.12.1 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.12.2 Affected: 20.13.1 Affected: 20.9.5 Affected: 20.12.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.14.1 Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1 Affected: 20.9.6 Affected: 20.6.8 Affected: 20.16.1 Affected: 20.9.5.3 Affected: 20.12.4.1 Affected: 20.15.2 Affected: 20.12.5 Affected: 20.9.7 Affected: 20.15.3 Affected: 20.12.5.1 Affected: 20.12.5.2 Affected: 20.15.4 Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.12.6 Affected: 20.9.8 Affected: 20.15.4.1 Affected: 20.18.2 Affected: 26.1.1 Affected: 20.15.4.2 Affected: 20.18.2.1 Affected: 20.12.5.3 Affected: 20.12.6.1 Affected: 20.9.8.2 Affected: 20.15.5 Affected: 20.18.3 Affected: 20.12.7 Affected: 20.9.9 Affected: 20.18.2.2 Affected: 20.12.5.4 Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.4.4 Affected: 26.1.1.1 Affected: 20.9.9.1 Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 20.15.4.5 Affected: 20.15.5.3 Affected: 20.12.7.2 Affected: 20.9.9.2 |
|
| Cisco | Cisco Catalyst SD-WAN Manager |
Affected:
20.1.12
Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES Affected: 20.3.1 Affected: 20.1.2 Affected: 19.2.929 Affected: 19.2.31 Affected: 20.3.2 Affected: 19.2.32 Affected: 20.3.2_925 Affected: 20.3.2.1 Affected: 20.3.2.1_927 Affected: 18.4.6 Affected: 20.1.2_937 Affected: 20.4.1 Affected: 20.3.2_928 Affected: 20.3.2_929 Affected: 20.4.1.0.1 Affected: 20.3.2.1_930 Affected: 19.2.4 Affected: 20.5.0.1.1 Affected: 20.4.1.1 Affected: 20.3.3 Affected: 19.2.4.0.1 Affected: 20.3.2_937 Affected: 20.3.3.1 Affected: 20.5.1 Affected: 20.1.3 Affected: 20.3.3.0.4 Affected: 20.3.3.1.2 Affected: 20.3.3.1.1 Affected: 20.4.1.2 Affected: 20.3.3.0.2 Affected: 20.4.1.1.5 Affected: 20.4.1.0.01 Affected: 20.4.1.0.02 Affected: 20.3.3.1.7 Affected: 20.3.3.1.5 Affected: 20.5.1.0.1 Affected: 20.3.3.1.10 Affected: 20.3.3.0.8 Affected: 20.4.2 Affected: 20.4.2.0.1 Affected: 20.3.4 Affected: 20.3.3.0.14 Affected: 19.2.4.0.8 Affected: 19.2.4.0.9 Affected: 20.3.4.0.1 Affected: 20.3.2.0.5 Affected: 20.6.1 Affected: 20.5.1.0.2 Affected: 20.3.3.0.17 Affected: 20.6.1.1 Affected: 20.6.0.18.3 Affected: 20.3.2.0.6 Affected: 20.6.0.18.4 Affected: 20.4.2.0.2 Affected: 20.3.3.0.16 Affected: 20.3.4.0.5 Affected: 20.6.1.0.1 Affected: 20.3.4.0.6 Affected: 20.6.2 Affected: 20.7.1EFT2 Affected: 20.3.4.0.9 Affected: 20.3.4.0.11 Affected: 20.4.2.0.4 Affected: 20.3.3.0.18 Affected: 20.7.1 Affected: 20.6.2.1 Affected: 20.3.4.1 Affected: 20.5.1.1 Affected: 20.4.2.1 Affected: 20.4.2.1.1 Affected: 20.3.4.1.1 Affected: 20.3.813 Affected: 20.3.4.0.19 Affected: 20.4.2.2.1 Affected: 20.5.1.2 Affected: 20.3.4.2 Affected: 20.3.814 Affected: 20.4.2.2 Affected: 20.6.2.2 Affected: 20.3.4.2.1 Affected: 20.7.1.1 Affected: 20.3.4.1.2 Affected: 20.6.2.2.2 Affected: 20.3.4.0.20 Affected: 20.6.2.2.3 Affected: 20.4.2.2.2 Affected: 20.3.5 Affected: 20.6.2.0.4 Affected: 20.4.2.2.3 Affected: 20.3.4.0.24 Affected: 20.6.2.2.7 Affected: 20.6.3 Affected: 20.3.4.2.2 Affected: 20.4.2.2.4 Affected: 20.7.1.0.2 Affected: 20.8.1 Affected: 20.3.5.0.8 Affected: 20.3.5.0.9 Affected: 20.4.2.2.8 Affected: 20.3.5.0.7 Affected: 20.6.3.0.7 Affected: 20.6.3.0.5 Affected: 20.6.3.0.10 Affected: 20.6.3.0.2 Affected: 20.7.2 Affected: 20.9.1EFT2 Affected: 20.6.3.0.11 Affected: 20.6.3.1 Affected: 20.6.3.0.14 Affected: 20.6.4 Affected: 20.9.1 Affected: 20.6.3.0.19 Affected: 20.6.3.0.18 Affected: 20.3.6 Affected: 20.9.1.1 Affected: 20.6.3.0.23 Affected: 20.6.4.0.4 Affected: 20.6.3.0.25 Affected: 20.6.5 Affected: 20.6.3.0.27 Affected: 20.9.2 Affected: 20.9.2.1 Affected: 20.6.3.0.29 Affected: 20.6.3.0.31 Affected: 20.6.3.0.32 Affected: 20.10.1 Affected: 20.6.3.0.33 Affected: 20.9.2.0.01 Affected: 20.9.1_LI_Images Affected: 20.10.1_LI_Images Affected: 20.9.2_LI_Images Affected: 20.3.7 Affected: 20.9.3 Affected: 20.6.5.1 Affected: 20.11.1 Affected: 20.11.1_LI_Images Affected: 20.9.3_LI_ Images Affected: 20.6.3.1.1 Affected: 20.9.3.0.2 Affected: 20.6.5.1.2 Affected: 20.9.3.0.3 Affected: 20.4.2.3 Affected: 20.6.3.2 Affected: 20.6.4.1 Affected: 20.6.3.0.38 Affected: 20.6.3.0.39 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.10.1.1 Affected: 20.6.5.2.1 Affected: 20.3.4.0.25 Affected: 20.6.2.2.4 Affected: 20.6.1.2 Affected: 20.11.1.1 Affected: 20.9.3.0.5 Affected: 20.3.4.0.26 Affected: 20.6.5.1.3 Affected: 20.6.3.0.40 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.2.3 Affected: 20.6.5.1.4 Affected: 20.6.5.3 Affected: 20.6.3.0.41 Affected: 20.9.3.0.7 Affected: 20.6.5.1.5 Affected: 20.9.3.0.4 Affected: 20.6.4.0.19 Affected: 20.6.5.1.6 Affected: 20.9.3.0.8 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.6.5.1.7 Affected: 20.9.3.0.12 Affected: 20.6.4.2 Affected: 20.6.5.5 Affected: 20.9.3.2 Affected: 20.11.1.2 Affected: 20.6.3.4 Affected: 20.10.1.2 Affected: 20.6.5.1.9 Affected: 20.9.3.0.16 Affected: 20.6.3.0.45 Affected: 20.6.5.1.10 Affected: 20.9.3.0.17 Affected: 20.6.5.2.4 Affected: 20.6.4.0.21 Affected: 20.9.3.0.18 Affected: 20.6.3.0.46 Affected: 20.6.3.0.47 Affected: 20.9.2.3 Affected: 20.9.3.2_LI_Images Affected: 20.9.3.0.21 Affected: 20.9.3.0.20 Affected: 20.9.4_LI_Images Affected: 20.9.4 Affected: 20.6.5.1.11 Affected: 20.12.1 Affected: 20.12.1_LI_Images Affected: 20.6.5.1.13 Affected: 20.9.3.0.23 Affected: 20.6.5.2.8 Affected: 20.9.4.1 Affected: 20.9.4.1_LI_Images Affected: 20.9.3.0.25 Affected: 20.9.3.0.24 Affected: 20.6.5.1.14 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.9.3.0.26 Affected: 20.6.3.0.51 Affected: 20.9.3.0.29 Affected: 20.12.2 Affected: 20.12.2_LI_Images Affected: 20.6.6.0.1 Affected: 20.13.1_LI_Images Affected: 20.9.4.0.4 Affected: 20.13.1 Affected: 20.9.4.1.1 Affected: 20.9.5 Affected: 20.9.5_LI_Images Affected: 20.12.3_LI_Images Affected: 20.12.3 Affected: 20.9.4.1.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.9.5.1_LI_Images Affected: 20.9.4.1.6 Affected: 20.14.1 Affected: 20.14.1_LI_Images Affected: 20.9.5.2 Affected: 20.9.5.2.1 Affected: 20.9.5.2_LI_Images Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1_LI_Images Affected: 20.15.1 Affected: 20.9.5.1.4 Affected: 20.9.5.2.7 Affected: 20.9.5.2.13 Affected: 20.9.6 Affected: 20.9.6_LI_Images Affected: 20.9.5.2.14 Affected: 20.6.8 Affected: 20.12.4.0.03 Affected: 20.16.1 Affected: 20.16.1_LI_Images Affected: 20.12.4_LI_Images Affected: 20.9.5.2.16 Affected: 20.12.4.0.4 Affected: 20.12.401 Affected: 20.9.5.3 Affected: 20.9.5.3_LI_Images Affected: 20.12.4.1_LI_Images Affected: 20.12.4.1 Affected: 20.9.5.2.21 Affected: 20.9.6.0.3 Affected: 20.12.4.0.6 Affected: 20.15.2_LI_Images Affected: 20.15.2 Affected: 20.12.4_Monthly_ES5 Affected: 20.12.5 Affected: 20.12.5_LI_Images Affected: 20.9.7_LI _Images Affected: 20.9.7 Affected: 20.15.3 Affected: 20.15.3_ LI _Images Affected: 20.12.501 Affected: 20.12.5.1_LI_Images Affected: 20.12.5.1 Affected: 20.12.5.2_LI_Images Affected: 20.12.5.2 Affected: 20.15.3.1 Affected: 20.15.4_LI_Images Affected: 20.15.4 Affected: 20.9.7.1_LI _Images Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.18.1_LI_Images Affected: 20.12.6_LI_Images Affected: 20.12.6 Affected: 20.12.5.1.01 Affected: 26.0.1 Affected: 20.9.8 Affected: 20.9.8_LI_Images Affected: 20.18.2 Affected: 20.15.4.1_LI_Images Affected: 20.15.4.1 Affected: 20.18.2_LI_Images Affected: 26.1.1 Affected: 26.1.1_LI_Images Affected: 20.18.2.1_LI_Images Affected: 20.18.2.1 Affected: 20.15.4.2_LI_Images Affected: 20.15.4.2 Affected: 20.12.6.1 Affected: 20.12.6.1_LI_Images Affected: 20.12.5.3 Affected: 20.12.5.3_LI_Images Affected: 20.9.8.2_LI_Images Affected: 20.9.8.2 Affected: 20.18.3 Affected: 20.18.3_LI_Images Affected: 20.15.5 Affected: 20.15.5_LI_Images Affected: 20.12.7 Affected: 20.12.7_LI_Images Affected: 20.9.9 Affected: 20.9.9_LI_Images Affected: 20.18.2.2 Affected: 20.18.2.2_LI_Images Affected: 20.12.5.4 Affected: 20.12.5.4_LI_ Images Affected: 20.12.7.1_LI_Images Affected: 20.12.6.2_LI_Images Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.15.4.3_LI_Images Affected: 20.15.5.1_LI_Images Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.5.2_LI_Images Affected: 26.1.1.1_LI_Images Affected: 20.15.4.4 Affected: 20.15.4.4_LI_Images Affected: 26.1.1.1 Affected: 20.9.9.1_LI_Images Affected: 20.9.9.1 Affected: 20.18.3.1_LI_Images Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 26.1.1.2_LI_Images Affected: 20.15.4.5 Affected: 20.15.4.5_LI_Images Affected: 20.15.5.3 Affected: 20.15.5.3_LI_Images Affected: 20.12.7.2_LI_Images Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.9.9.2_LI_Images |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20313",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T17:36:04.330137Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T17:45:11.989Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:50.858Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
"x_bundling-flagged-by-CVE-Program"
]
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco Catalyst SD-WAN Controller",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "20.6.4"
},
{
"status": "affected",
"version": "20.9.2"
},
{
"status": "affected",
"version": "20.3.6"
},
{
"status": "affected",
"version": "20.7.2"
},
{
"status": "affected",
"version": "20.7.1"
},
{
"status": "affected",
"version": "20.5.1"
},
{
"status": "affected",
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{
"status": "affected",
"version": "19.3.0"
},
{
"status": "affected",
"version": "20.6.1"
},
{
"status": "affected",
"version": "17.2.4"
},
{
"status": "affected",
"version": "18.2.0"
},
{
"status": "affected",
"version": "18.4.6"
},
{
"status": "affected",
"version": "19.1.0"
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{
"status": "affected",
"version": "19.2.4"
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{
"status": "affected",
"version": "19.2.929"
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{
"status": "affected",
"version": "18.3.8"
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{
"status": "affected",
"version": "18.4.303"
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{
"status": "affected",
"version": "18.3.7"
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{
"status": "affected",
"version": "18.4.1"
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{
"status": "affected",
"version": "19.2.097"
},
{
"status": "affected",
"version": "19.2.0"
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{
"status": "affected",
"version": "19.2.099"
},
{
"status": "affected",
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{
"status": "affected",
"version": "20.4.2"
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{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
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{
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{
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{
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{
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{
"status": "affected",
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{
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{
"status": "affected",
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{
"status": "affected",
"version": "20.8.1"
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{
"status": "affected",
"version": "19.2.32"
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{
"status": "affected",
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{
"status": "affected",
"version": "17.2.5"
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{
"status": "affected",
"version": "18.4.0"
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{
"status": "affected",
"version": "20.4.1.1"
},
{
"status": "affected",
"version": "20.1.3"
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{
"status": "affected",
"version": "20.1.2"
},
{
"status": "affected",
"version": "17.2.10"
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{
"status": "affected",
"version": "19.2.098"
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{
"status": "affected",
"version": "20.1.1"
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{
"status": "affected",
"version": "17.2.6"
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{
"status": "affected",
"version": "19.2.1"
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{
"status": "affected",
"version": "18.3.4"
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{
"status": "affected",
"version": "20.4.1"
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{
"status": "affected",
"version": "17.2.9"
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{
"status": "affected",
"version": "19.2.31"
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{
"status": "affected",
"version": "19.0.1a"
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{
"status": "affected",
"version": "18.3.0"
},
{
"status": "affected",
"version": "17.2.7"
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{
"status": "affected",
"version": "18.4.5"
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{
"status": "affected",
"version": "20.3.4"
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{
"status": "affected",
"version": "20.3.3"
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{
"status": "affected",
"version": "20.4.1.2"
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{
"status": "affected",
"version": "20.3.2"
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{
"status": "affected",
"version": "18.3.1"
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{
"status": "affected",
"version": "20.1.12"
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{
"status": "affected",
"version": "19.2.3"
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{
"status": "affected",
"version": "20.10.1"
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{
"status": "affected",
"version": "20.6.5"
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{
"status": "affected",
"version": "20.3.7"
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{
"status": "affected",
"version": "20.9.3"
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{
"status": "affected",
"version": "20.11.1"
},
{
"status": "affected",
"version": "20.6.3.2"
},
{
"status": "affected",
"version": "20.4.2.3"
},
{
"status": "affected",
"version": "20.3.5.1"
},
{
"status": "affected",
"version": "20.3.4.3"
},
{
"status": "affected",
"version": "20.9.3.1"
},
{
"status": "affected",
"version": "20.6.4.1"
},
{
"status": "affected",
"version": "20.3.3.2"
},
{
"status": "affected",
"version": "20.6.5.2"
},
{
"status": "affected",
"version": "20.3.7.1"
},
{
"status": "affected",
"version": "20.11.1.1"
},
{
"status": "affected",
"version": "20.10.1.1"
},
{
"status": "affected",
"version": "20.6.1.2"
},
{
"status": "affected",
"version": "20.1.3.1"
},
{
"status": "affected",
"version": "20.9.2.2"
},
{
"status": "affected",
"version": "20.6.5.3"
},
{
"status": "affected",
"version": "20.6.3.3"
},
{
"status": "affected",
"version": "20.3.7.2"
},
{
"status": "affected",
"version": "20.6.5.4"
},
{
"status": "affected",
"version": "20.9.2.3"
},
{
"status": "affected",
"version": "20.9.4"
},
{
"status": "affected",
"version": "20.12.1"
},
{
"status": "affected",
"version": "20.3.8"
},
{
"status": "affected",
"version": "20.6.6"
},
{
"status": "affected",
"version": "20.12.2"
},
{
"status": "affected",
"version": "20.13.1"
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{
"status": "affected",
"version": "20.9.5"
},
{
"status": "affected",
"version": "20.12.3"
},
{
"status": "affected",
"version": "20.6.7"
},
{
"status": "affected",
"version": "20.9.5.1"
},
{
"status": "affected",
"version": "20.14.1"
},
{
"status": "affected",
"version": "20.12.3.1"
},
{
"status": "affected",
"version": "20.12.4"
},
{
"status": "affected",
"version": "20.15.1"
},
{
"status": "affected",
"version": "20.9.6"
},
{
"status": "affected",
"version": "20.6.8"
},
{
"status": "affected",
"version": "20.16.1"
},
{
"status": "affected",
"version": "20.9.5.3"
},
{
"status": "affected",
"version": "20.12.4.1"
},
{
"status": "affected",
"version": "20.15.2"
},
{
"status": "affected",
"version": "20.12.5"
},
{
"status": "affected",
"version": "20.9.7"
},
{
"status": "affected",
"version": "20.15.3"
},
{
"status": "affected",
"version": "20.12.5.1"
},
{
"status": "affected",
"version": "20.12.5.2"
},
{
"status": "affected",
"version": "20.15.4"
},
{
"status": "affected",
"version": "20.9.7.1"
},
{
"status": "affected",
"version": "20.18.1"
},
{
"status": "affected",
"version": "20.12.6"
},
{
"status": "affected",
"version": "20.9.8"
},
{
"status": "affected",
"version": "20.15.4.1"
},
{
"status": "affected",
"version": "20.18.2"
},
{
"status": "affected",
"version": "26.1.1"
},
{
"status": "affected",
"version": "20.15.4.2"
},
{
"status": "affected",
"version": "20.18.2.1"
},
{
"status": "affected",
"version": "20.12.5.3"
},
{
"status": "affected",
"version": "20.12.6.1"
},
{
"status": "affected",
"version": "20.9.8.2"
},
{
"status": "affected",
"version": "20.15.5"
},
{
"status": "affected",
"version": "20.18.3"
},
{
"status": "affected",
"version": "20.12.7"
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CVE-2026-20311 (GCVE-0-2026-20311)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:32 – Updated: 2026-08-05 17:45
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Web UI Denial of Service Vulnerability
Summary
A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to cause a denial of service (DoS) condition on an affected device.
This vulnerability is due to insufficient error handling in the web-based management interface. An attacker could exploit this vulnerability by authenticating with a malformed certificate. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.
Severity
6.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:35 UTC
CWE
- CWE-126 - Buffer Over-read
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.3.1
Affected: 17.3.1a Affected: 17.3.2a Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 17.5.1 Affected: 17.4.1b Affected: 17.3.1z Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 17.6.1 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 26.2.1ea |
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CVE-2026-20289 (GCVE-0-2026-20289)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:31 – Updated: 2026-08-05 17:45
VLAI
EPSS
VEX
Title
Cisco RoomOS Logging Subsystem Information Disclosure Vulnerability
Summary
A vulnerability in the logging subsystem of Cisco RoomOS could allow an authenticated, local attacker with low privileges to access sensitive information.
This vulnerability is due to the logging of sensitive information. An attacker could exploit this vulnerability by enabling a specific logging level and then collecting the system logs. A successful exploit could allow the attacker to view sensitive information like user login credentials.
Severity
5.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:35 UTC
CWE
- CWE-532 - Insertion of Sensitive Information into Log File
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco RoomOS Software |
Affected:
RoomOS 10.11.2.2
Affected: RoomOS 10.15.2.2 Affected: RoomOS 11.5.4.6 Affected: RoomOS 11.5.2.4 Affected: RoomOS 10.8.2.5 Affected: RoomOS 10.11.5.2 Affected: RoomOS 10.11.3.0 Affected: RoomOS 10.15.5.3 Affected: RoomOS 10.19.2.2 Affected: RoomOS 11.1.3.1 Affected: RoomOS 10.11.6.0 Affected: RoomOS 10.19.3.0 Affected: RoomOS 10.19.4.2 Affected: RoomOS 10.3.2.4 Affected: RoomOS 10.3.4.0 Affected: RoomOS 10.15.3.0 Affected: RoomOS 11.1.4.1 Affected: RoomOS 11.14.2.3 Affected: RoomOS 11.1.2.4 Affected: RoomOS 10.8.3.1 Affected: RoomOS 11.14.2.1 Affected: RoomOS 10.3.3.0 Affected: RoomOS 10.8.4.0 Affected: RoomOS 10.15.4.1 Affected: RoomOS 10.19.5.6 Affected: RoomOS 10.11.4.1 Affected: RoomOS 11.9.3.1 Affected: RoomOS 11.5.3.3 Affected: RoomOS 10.3.2.0 Affected: RoomOS 11.9.2.4 Affected: RoomOS 11.14.3.0 Affected: RoomOS 11.17.2.2 Affected: RoomOS 11.14.4.0 Affected: RoomOS 10.19 StepUpg Affected: RoomOS 11.17.3.0 Affected: RoomOS 11.20.2.3 Affected: RoomOS 11.14.5.0 Affected: RoomOS 11.17.4.0 Affected: RoomOS 11.20.3.0 Affected: RoomOS 11.23.1.6 Affected: RoomOS 11.23.1.8 Affected: RoomOS 11.24.1.5 Affected: RoomOS 11.24.2.4 Affected: RoomOS 11.24.3.0 Affected: RoomOS 11.24.4.1 Affected: RoomOS 11.27.2.0 Affected: RoomOS 11.28.1.3 Affected: RoomOS 11.27.3.0 Affected: RoomOS 11.31.1.5 Affected: RoomOS 11.27.4.0 Affected: RoomOS 11.32.2.1 Affected: RoomOS 11.33.1.7 Affected: RoomOS 26.0.1.2 Affected: RoomOS 11.34.1.2 Affected: RoomOS 11.32.3.0 Affected: RoomOS 11.27.5.0 Affected: RoomOS 11.32.4.0 Affected: RoomOS 26.1.1.5 Affected: RoomOS 11.35.1.2 Affected: RoomOS 26.2.2.2 Affected: RoomOS 11.32.5.1 Affected: RoomOS 26.4.1.6 Affected: RoomOS 26.4.1.4 Affected: RoomOS 26.3.1.3 Affected: RoomOS 11.36.1.1 Affected: RoomOS 11.37.1.0 Affected: RoomOS 26.5.2.0 Affected: RoomOS 11.38.1.1 |
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{
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{
"status": "affected",
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{
"status": "affected",
"version": "RoomOS 11.23.1.6"
},
{
"status": "affected",
"version": "RoomOS 11.23.1.8"
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{
"status": "affected",
"version": "RoomOS 11.24.1.5"
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{
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{
"status": "affected",
"version": "RoomOS 11.24.3.0"
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{
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{
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{
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{
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{
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"version": "RoomOS 26.4.1.6"
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{
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{
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{
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{
"status": "affected",
"version": "RoomOS 11.37.1.0"
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{
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"version": "RoomOS 26.5.2.0"
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CVE-2026-20312 (GCVE-0-2026-20312)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:31 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco Catalyst SD-WAN Security Hardening Release - Information Disclosure Vulnerabilities
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20312 are related to Cleartext storage of sensitive information issues that are grouped under the Common Weakness Enumeration (CWE) CWE-312.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-312 - Cleartext Storage of Sensitive Information
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Controller |
Affected:
20.6.4
Affected: 20.9.2 Affected: 20.3.6 Affected: 20.7.2 Affected: 20.7.1 Affected: 20.5.1 Affected: 20.6.2 Affected: 19.3.0 Affected: 20.6.1 Affected: 17.2.4 Affected: 18.2.0 Affected: 18.4.6 Affected: 19.1.0 Affected: 19.2.4 Affected: 19.2.929 Affected: 18.3.8 Affected: 18.4.303 Affected: 18.3.7 Affected: 18.4.1 Affected: 19.2.097 Affected: 19.2.0 Affected: 19.2.099 Affected: 18.3.6 Affected: 20.4.2 Affected: 19.0.0 Affected: 20.9.1 Affected: 20.3.5 Affected: 20.3.1 Affected: 18.3.5 Affected: 20.6.3 Affected: 18.4.3 Affected: 18.4.4 Affected: 18.3.3 Affected: 17.2.8 Affected: 20.8.1 Affected: 19.2.32 Affected: 19.2.2 Affected: 17.2.5 Affected: 18.4.0 Affected: 20.4.1.1 Affected: 20.1.3 Affected: 20.1.2 Affected: 17.2.10 Affected: 19.2.098 Affected: 20.1.1 Affected: 17.2.6 Affected: 19.2.1 Affected: 18.3.4 Affected: 20.4.1 Affected: 17.2.9 Affected: 19.2.31 Affected: 19.0.1a Affected: 18.3.0 Affected: 17.2.7 Affected: 18.4.5 Affected: 20.3.4 Affected: 20.3.3 Affected: 20.4.1.2 Affected: 20.3.2 Affected: 18.3.1 Affected: 20.1.12 Affected: 19.2.3 Affected: 20.10.1 Affected: 20.6.5 Affected: 20.3.7 Affected: 20.9.3 Affected: 20.11.1 Affected: 20.6.3.2 Affected: 20.4.2.3 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.6.4.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.11.1.1 Affected: 20.10.1.1 Affected: 20.6.1.2 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.3 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.9.2.3 Affected: 20.9.4 Affected: 20.12.1 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.12.2 Affected: 20.13.1 Affected: 20.9.5 Affected: 20.12.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.14.1 Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.9.6 Affected: 20.6.8 Affected: 20.9.5.3 Affected: 20.12.4.1 Affected: 20.12.5 Affected: 20.9.7 Affected: 20.12.5.1 Affected: 20.12.5.2 Affected: 20.9.7.1 Affected: 20.12.6 Affected: 20.9.8 Affected: 20.12.5.3 Affected: 20.12.6.1 Affected: 20.9.8.2 Affected: 20.12.7 Affected: 20.9.9 Affected: 20.12.5.4 Affected: 20.12.7.1 Affected: 20.12.6.2 Affected: 20.9.9.1 Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.12.8 |
|
| Cisco | Cisco Catalyst SD-WAN Manager |
Affected:
20.1.12
Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES Affected: 20.3.1 Affected: 20.1.2 Affected: 19.2.929 Affected: 19.2.31 Affected: 20.3.2 Affected: 19.2.32 Affected: 20.3.2_925 Affected: 20.3.2.1 Affected: 20.3.2.1_927 Affected: 18.4.6 Affected: 20.1.2_937 Affected: 20.4.1 Affected: 20.3.2_928 Affected: 20.3.2_929 Affected: 20.4.1.0.1 Affected: 20.3.2.1_930 Affected: 19.2.4 Affected: 20.5.0.1.1 Affected: 20.4.1.1 Affected: 20.3.3 Affected: 19.2.4.0.1 Affected: 20.3.2_937 Affected: 20.3.3.1 Affected: 20.5.1 Affected: 20.1.3 Affected: 20.3.3.0.4 Affected: 20.3.3.1.2 Affected: 20.3.3.1.1 Affected: 20.4.1.2 Affected: 20.3.3.0.2 Affected: 20.4.1.1.5 Affected: 20.4.1.0.01 Affected: 20.4.1.0.02 Affected: 20.3.3.1.7 Affected: 20.3.3.1.5 Affected: 20.5.1.0.1 Affected: 20.3.3.1.10 Affected: 20.3.3.0.8 Affected: 20.4.2 Affected: 20.4.2.0.1 Affected: 20.3.4 Affected: 20.3.3.0.14 Affected: 19.2.4.0.8 Affected: 19.2.4.0.9 Affected: 20.3.4.0.1 Affected: 20.3.2.0.5 Affected: 20.6.1 Affected: 20.5.1.0.2 Affected: 20.3.3.0.17 Affected: 20.6.1.1 Affected: 20.6.0.18.3 Affected: 20.3.2.0.6 Affected: 20.6.0.18.4 Affected: 20.4.2.0.2 Affected: 20.3.3.0.16 Affected: 20.3.4.0.5 Affected: 20.6.1.0.1 Affected: 20.3.4.0.6 Affected: 20.6.2 Affected: 20.7.1EFT2 Affected: 20.3.4.0.9 Affected: 20.3.4.0.11 Affected: 20.4.2.0.4 Affected: 20.3.3.0.18 Affected: 20.7.1 Affected: 20.6.2.1 Affected: 20.3.4.1 Affected: 20.5.1.1 Affected: 20.4.2.1 Affected: 20.4.2.1.1 Affected: 20.3.4.1.1 Affected: 20.3.813 Affected: 20.3.4.0.19 Affected: 20.4.2.2.1 Affected: 20.5.1.2 Affected: 20.3.4.2 Affected: 20.3.814 Affected: 20.4.2.2 Affected: 20.6.2.2 Affected: 20.3.4.2.1 Affected: 20.7.1.1 Affected: 20.3.4.1.2 Affected: 20.6.2.2.2 Affected: 20.3.4.0.20 Affected: 20.6.2.2.3 Affected: 20.4.2.2.2 Affected: 20.3.5 Affected: 20.6.2.0.4 Affected: 20.4.2.2.3 Affected: 20.3.4.0.24 Affected: 20.6.2.2.7 Affected: 20.6.3 Affected: 20.3.4.2.2 Affected: 20.4.2.2.4 Affected: 20.7.1.0.2 Affected: 20.8.1 Affected: 20.3.5.0.8 Affected: 20.3.5.0.9 Affected: 20.4.2.2.8 Affected: 20.3.5.0.7 Affected: 20.6.3.0.7 Affected: 20.6.3.0.5 Affected: 20.6.3.0.10 Affected: 20.6.3.0.2 Affected: 20.7.2 Affected: 20.9.1EFT2 Affected: 20.6.3.0.11 Affected: 20.6.3.1 Affected: 20.6.3.0.14 Affected: 20.6.4 Affected: 20.9.1 Affected: 20.6.3.0.19 Affected: 20.6.3.0.18 Affected: 20.3.6 Affected: 20.9.1.1 Affected: 20.6.3.0.23 Affected: 20.6.4.0.4 Affected: 20.6.3.0.25 Affected: 20.6.5 Affected: 20.6.3.0.27 Affected: 20.9.2 Affected: 20.9.2.1 Affected: 20.6.3.0.29 Affected: 20.6.3.0.31 Affected: 20.6.3.0.32 Affected: 20.10.1 Affected: 20.6.3.0.33 Affected: 20.9.2.0.01 Affected: 20.9.1_LI_Images Affected: 20.10.1_LI_Images Affected: 20.9.2_LI_Images Affected: 20.3.7 Affected: 20.9.3 Affected: 20.6.5.1 Affected: 20.11.1 Affected: 20.11.1_LI_Images Affected: 20.9.3_LI_ Images Affected: 20.6.3.1.1 Affected: 20.9.3.0.2 Affected: 20.6.5.1.2 Affected: 20.9.3.0.3 Affected: 20.4.2.3 Affected: 20.6.3.2 Affected: 20.6.4.1 Affected: 20.6.3.0.38 Affected: 20.6.3.0.39 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.10.1.1 Affected: 20.6.5.2.1 Affected: 20.3.4.0.25 Affected: 20.6.2.2.4 Affected: 20.6.1.2 Affected: 20.11.1.1 Affected: 20.9.3.0.5 Affected: 20.3.4.0.26 Affected: 20.6.5.1.3 Affected: 20.6.3.0.40 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.2.3 Affected: 20.6.5.1.4 Affected: 20.6.5.3 Affected: 20.6.3.0.41 Affected: 20.9.3.0.7 Affected: 20.6.5.1.5 Affected: 20.9.3.0.4 Affected: 20.6.4.0.19 Affected: 20.6.5.1.6 Affected: 20.9.3.0.8 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.6.5.1.7 Affected: 20.9.3.0.12 Affected: 20.6.4.2 Affected: 20.6.5.5 Affected: 20.9.3.2 Affected: 20.11.1.2 Affected: 20.6.3.4 Affected: 20.10.1.2 Affected: 20.6.5.1.9 Affected: 20.9.3.0.16 Affected: 20.6.3.0.45 Affected: 20.6.5.1.10 Affected: 20.9.3.0.17 Affected: 20.6.5.2.4 Affected: 20.6.4.0.21 Affected: 20.9.3.0.18 Affected: 20.6.3.0.46 Affected: 20.6.3.0.47 Affected: 20.9.2.3 Affected: 20.9.3.2_LI_Images Affected: 20.9.3.0.21 Affected: 20.9.3.0.20 Affected: 20.9.4_LI_Images Affected: 20.9.4 Affected: 20.6.5.1.11 Affected: 20.12.1 Affected: 20.12.1_LI_Images Affected: 20.6.5.1.13 Affected: 20.9.3.0.23 Affected: 20.6.5.2.8 Affected: 20.9.4.1 Affected: 20.9.4.1_LI_Images Affected: 20.9.3.0.25 Affected: 20.9.3.0.24 Affected: 20.6.5.1.14 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.9.3.0.26 Affected: 20.6.3.0.51 Affected: 20.9.3.0.29 Affected: 20.12.2 Affected: 20.12.2_LI_Images Affected: 20.6.6.0.1 Affected: 20.13.1_LI_Images Affected: 20.9.4.0.4 Affected: 20.13.1 Affected: 20.9.4.1.1 Affected: 20.9.5 Affected: 20.9.5_LI_Images Affected: 20.12.3_LI_Images Affected: 20.12.3 Affected: 20.9.4.1.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.9.5.1_LI_Images Affected: 20.9.4.1.6 Affected: 20.14.1 Affected: 20.14.1_LI_Images Affected: 20.9.5.2 Affected: 20.9.5.2.1 Affected: 20.9.5.2_LI_Images Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.9.5.1.4 Affected: 20.9.5.2.7 Affected: 20.9.5.2.13 Affected: 20.9.6 Affected: 20.9.6_LI_Images Affected: 20.9.5.2.14 Affected: 20.6.8 Affected: 20.12.4.0.03 Affected: 20.12.4_LI_Images Affected: 20.9.5.2.16 Affected: 20.12.4.0.4 Affected: 20.12.401 Affected: 20.9.5.3 Affected: 20.9.5.3_LI_Images Affected: 20.12.4.1_LI_Images Affected: 20.12.4.1 Affected: 20.9.5.2.21 Affected: 20.9.6.0.3 Affected: 20.12.4.0.6 Affected: 20.12.4_Monthly_ES5 Affected: 20.12.5 Affected: 20.12.5_LI_Images Affected: 20.9.7_LI _Images Affected: 20.9.7 Affected: 20.12.501 Affected: 20.12.5.1_LI_Images Affected: 20.12.5.1 Affected: 20.12.5.2_LI_Images Affected: 20.12.5.2 Affected: 20.9.7.1_LI _Images Affected: 20.9.7.1 Affected: 20.12.6_LI_Images Affected: 20.12.6 Affected: 20.12.5.1.01 Affected: 20.9.8 Affected: 20.9.8_LI_Images Affected: 20.12.6.1 Affected: 20.12.6.1_LI_Images Affected: 20.12.5.3 Affected: 20.12.5.3_LI_Images Affected: 20.9.8.2_LI_Images Affected: 20.9.8.2 Affected: 20.12.7 Affected: 20.12.7_LI_Images Affected: 20.9.9 Affected: 20.9.9_LI_Images Affected: 20.12.5.4 Affected: 20.12.5.4_LI_ Images Affected: 20.12.7.1_LI_Images Affected: 20.12.6.2_LI_Images Affected: 20.12.7.1 Affected: 20.12.6.2 Affected: 20.9.9.1_LI_Images Affected: 20.9.9.1 Affected: 20.12.7.2_LI_Images Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.9.9.2_LI_Images Affected: 20.12.8 Affected: 20.12.8_LI_Images |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20312",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-06T03:55:36.363Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:51.007Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
"x_bundling-flagged-by-CVE-Program"
]
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco Catalyst SD-WAN Controller",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "20.6.4"
},
{
"status": "affected",
"version": "20.9.2"
},
{
"status": "affected",
"version": "20.3.6"
},
{
"status": "affected",
"version": "20.7.2"
},
{
"status": "affected",
"version": "20.7.1"
},
{
"status": "affected",
"version": "20.5.1"
},
{
"status": "affected",
"version": "20.6.2"
},
{
"status": "affected",
"version": "19.3.0"
},
{
"status": "affected",
"version": "20.6.1"
},
{
"status": "affected",
"version": "17.2.4"
},
{
"status": "affected",
"version": "18.2.0"
},
{
"status": "affected",
"version": "18.4.6"
},
{
"status": "affected",
"version": "19.1.0"
},
{
"status": "affected",
"version": "19.2.4"
},
{
"status": "affected",
"version": "19.2.929"
},
{
"status": "affected",
"version": "18.3.8"
},
{
"status": "affected",
"version": "18.4.303"
},
{
"status": "affected",
"version": "18.3.7"
},
{
"status": "affected",
"version": "18.4.1"
},
{
"status": "affected",
"version": "19.2.097"
},
{
"status": "affected",
"version": "19.2.0"
},
{
"status": "affected",
"version": "19.2.099"
},
{
"status": "affected",
"version": "18.3.6"
},
{
"status": "affected",
"version": "20.4.2"
},
{
"status": "affected",
"version": "19.0.0"
},
{
"status": "affected",
"version": "20.9.1"
},
{
"status": "affected",
"version": "20.3.5"
},
{
"status": "affected",
"version": "20.3.1"
},
{
"status": "affected",
"version": "18.3.5"
},
{
"status": "affected",
"version": "20.6.3"
},
{
"status": "affected",
"version": "18.4.3"
},
{
"status": "affected",
"version": "18.4.4"
},
{
"status": "affected",
"version": "18.3.3"
},
{
"status": "affected",
"version": "17.2.8"
},
{
"status": "affected",
"version": "20.8.1"
},
{
"status": "affected",
"version": "19.2.32"
},
{
"status": "affected",
"version": "19.2.2"
},
{
"status": "affected",
"version": "17.2.5"
},
{
"status": "affected",
"version": "18.4.0"
},
{
"status": "affected",
"version": "20.4.1.1"
},
{
"status": "affected",
"version": "20.1.3"
},
{
"status": "affected",
"version": "20.1.2"
},
{
"status": "affected",
"version": "17.2.10"
},
{
"status": "affected",
"version": "19.2.098"
},
{
"status": "affected",
"version": "20.1.1"
},
{
"status": "affected",
"version": "17.2.6"
},
{
"status": "affected",
"version": "19.2.1"
},
{
"status": "affected",
"version": "18.3.4"
},
{
"status": "affected",
"version": "20.4.1"
},
{
"status": "affected",
"version": "17.2.9"
},
{
"status": "affected",
"version": "19.2.31"
},
{
"status": "affected",
"version": "19.0.1a"
},
{
"status": "affected",
"version": "18.3.0"
},
{
"status": "affected",
"version": "17.2.7"
},
{
"status": "affected",
"version": "18.4.5"
},
{
"status": "affected",
"version": "20.3.4"
},
{
"status": "affected",
"version": "20.3.3"
},
{
"status": "affected",
"version": "20.4.1.2"
},
{
"status": "affected",
"version": "20.3.2"
},
{
"status": "affected",
"version": "18.3.1"
},
{
"status": "affected",
"version": "20.1.12"
},
{
"status": "affected",
"version": "19.2.3"
},
{
"status": "affected",
"version": "20.10.1"
},
{
"status": "affected",
"version": "20.6.5"
},
{
"status": "affected",
"version": "20.3.7"
},
{
"status": "affected",
"version": "20.9.3"
},
{
"status": "affected",
"version": "20.11.1"
},
{
"status": "affected",
"version": "20.6.3.2"
},
{
"status": "affected",
"version": "20.4.2.3"
},
{
"status": "affected",
"version": "20.3.5.1"
},
{
"status": "affected",
"version": "20.3.4.3"
},
{
"status": "affected",
"version": "20.9.3.1"
},
{
"status": "affected",
"version": "20.6.4.1"
},
{
"status": "affected",
"version": "20.3.3.2"
},
{
"status": "affected",
"version": "20.6.5.2"
},
{
"status": "affected",
"version": "20.3.7.1"
},
{
"status": "affected",
"version": "20.11.1.1"
},
{
"status": "affected",
"version": "20.10.1.1"
},
{
"status": "affected",
"version": "20.6.1.2"
},
{
"status": "affected",
"version": "20.1.3.1"
},
{
"status": "affected",
"version": "20.9.2.2"
},
{
"status": "affected",
"version": "20.6.5.3"
},
{
"status": "affected",
"version": "20.6.3.3"
},
{
"status": "affected",
"version": "20.3.7.2"
},
{
"status": "affected",
"version": "20.6.5.4"
},
{
"status": "affected",
"version": "20.9.2.3"
},
{
"status": "affected",
"version": "20.9.4"
},
{
"status": "affected",
"version": "20.12.1"
},
{
"status": "affected",
"version": "20.3.8"
},
{
"status": "affected",
"version": "20.6.6"
},
{
"status": "affected",
"version": "20.12.2"
},
{
"status": "affected",
"version": "20.13.1"
},
{
"status": "affected",
"version": "20.9.5"
},
{
"status": "affected",
"version": "20.12.3"
},
{
"status": "affected",
"version": "20.6.7"
},
{
"status": "affected",
"version": "20.9.5.1"
},
{
"status": "affected",
"version": "20.14.1"
},
{
"status": "affected",
"version": "20.12.3.1"
},
{
"status": "affected",
"version": "20.12.4"
},
{
"status": "affected",
"version": "20.9.6"
},
{
"status": "affected",
"version": "20.6.8"
},
{
"status": "affected",
"version": "20.9.5.3"
},
{
"status": "affected",
"version": "20.12.4.1"
},
{
"status": "affected",
"version": "20.12.5"
},
{
"status": "affected",
"version": "20.9.7"
},
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"descriptions": [
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"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20312 are related to Cleartext storage of sensitive information issues that are grouped under the Common Weakness Enumeration (CWE) CWE-312."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
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],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
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"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
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"description": "Cleartext Storage of Sensitive Information",
"lang": "en",
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"providerMetadata": {
"dateUpdated": "2026-08-05T16:34:13.438Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
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"references": [
{
"name": "cisco-sa-hardening-sdwan-faLcR3K",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-sdwan-faLcR3K"
}
],
"source": {
"advisory": "cisco-sa-hardening-sdwan-faLcR3K",
"defects": [
"CSCwu18534"
],
"discovery": "INTERNAL"
},
"title": "Cisco Catalyst SD-WAN Security Hardening Release - Information Disclosure Vulnerabilities"
}
},
"cveMetadata": {
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"assignerShortName": "cisco",
"cveId": "CVE-2026-20312",
"datePublished": "2026-08-05T16:31:04.211Z",
"dateReserved": "2025-10-08T11:59:15.409Z",
"dateUpdated": "2026-08-14T21:00:51.007Z",
"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
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}
CVE-2026-20310 (GCVE-0-2026-20310)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:30 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco SD-WAN Software Security Hardening Release - Improper Link Resolution Before File Access
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20310 are related to improper link resolution before file access issues that are grouped under the Common Weakness Enumeration (CWE) CWE-59.
Severity
9.1 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Controller |
Affected:
20.6.4
Affected: 20.9.2 Affected: 20.3.6 Affected: 20.7.2 Affected: 20.7.1 Affected: 20.5.1 Affected: 20.6.2 Affected: 19.3.0 Affected: 20.6.1 Affected: 17.2.4 Affected: 18.2.0 Affected: 18.4.6 Affected: 19.1.0 Affected: 19.2.4 Affected: 19.2.929 Affected: 18.3.8 Affected: 18.4.303 Affected: 18.3.7 Affected: 18.4.1 Affected: 19.2.097 Affected: 19.2.0 Affected: 19.2.099 Affected: 18.3.6 Affected: 20.4.2 Affected: 19.0.0 Affected: 20.9.1 Affected: 20.3.5 Affected: 20.3.1 Affected: 18.3.5 Affected: 20.6.3 Affected: 18.4.3 Affected: 18.4.4 Affected: 18.3.3 Affected: 17.2.8 Affected: 20.8.1 Affected: 19.2.32 Affected: 19.2.2 Affected: 17.2.5 Affected: 18.4.0 Affected: 20.4.1.1 Affected: 20.1.3 Affected: 20.1.2 Affected: 17.2.10 Affected: 19.2.098 Affected: 20.1.1 Affected: 17.2.6 Affected: 19.2.1 Affected: 18.3.4 Affected: 20.4.1 Affected: 17.2.9 Affected: 19.2.31 Affected: 19.0.1a Affected: 18.3.0 Affected: 17.2.7 Affected: 18.4.5 Affected: 20.3.4 Affected: 20.3.3 Affected: 20.4.1.2 Affected: 20.3.2 Affected: 18.3.1 Affected: 20.1.12 Affected: 19.2.3 Affected: 20.10.1 Affected: 20.6.5 Affected: 20.3.7 Affected: 20.9.3 Affected: 20.11.1 Affected: 20.6.3.2 Affected: 20.4.2.3 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.6.4.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.11.1.1 Affected: 20.10.1.1 Affected: 20.6.1.2 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.3 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.9.2.3 Affected: 20.9.4 Affected: 20.12.1 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.12.2 Affected: 20.13.1 Affected: 20.9.5 Affected: 20.12.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.14.1 Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1 Affected: 20.9.6 Affected: 20.6.8 Affected: 20.16.1 Affected: 20.9.5.3 Affected: 20.12.4.1 Affected: 20.15.2 Affected: 20.12.5 Affected: 20.9.7 Affected: 20.15.3 Affected: 20.12.5.1 Affected: 20.12.5.2 Affected: 20.15.4 Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.12.6 Affected: 20.9.8 Affected: 20.15.4.1 Affected: 20.18.2 Affected: 26.1.1 Affected: 20.15.4.2 Affected: 20.18.2.1 Affected: 20.12.5.3 Affected: 20.12.6.1 Affected: 20.9.8.2 Affected: 20.15.5 Affected: 20.18.3 Affected: 20.12.7 Affected: 20.9.9 Affected: 20.18.2.2 Affected: 20.12.5.4 Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.4.4 Affected: 26.1.1.1 Affected: 20.9.9.1 Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 20.15.4.5 Affected: 20.15.5.3 Affected: 20.12.7.2 Affected: 20.9.9.2 |
|
| Cisco | Cisco Catalyst SD-WAN Manager |
Affected:
20.1.12
Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES Affected: 20.3.1 Affected: 20.1.2 Affected: 19.2.929 Affected: 19.2.31 Affected: 20.3.2 Affected: 19.2.32 Affected: 20.3.2_925 Affected: 20.3.2.1 Affected: 20.3.2.1_927 Affected: 18.4.6 Affected: 20.1.2_937 Affected: 20.4.1 Affected: 20.3.2_928 Affected: 20.3.2_929 Affected: 20.4.1.0.1 Affected: 20.3.2.1_930 Affected: 19.2.4 Affected: 20.5.0.1.1 Affected: 20.4.1.1 Affected: 20.3.3 Affected: 19.2.4.0.1 Affected: 20.3.2_937 Affected: 20.3.3.1 Affected: 20.5.1 Affected: 20.1.3 Affected: 20.3.3.0.4 Affected: 20.3.3.1.2 Affected: 20.3.3.1.1 Affected: 20.4.1.2 Affected: 20.3.3.0.2 Affected: 20.4.1.1.5 Affected: 20.4.1.0.01 Affected: 20.4.1.0.02 Affected: 20.3.3.1.7 Affected: 20.3.3.1.5 Affected: 20.5.1.0.1 Affected: 20.3.3.1.10 Affected: 20.3.3.0.8 Affected: 20.4.2 Affected: 20.4.2.0.1 Affected: 20.3.4 Affected: 20.3.3.0.14 Affected: 19.2.4.0.8 Affected: 19.2.4.0.9 Affected: 20.3.4.0.1 Affected: 20.3.2.0.5 Affected: 20.6.1 Affected: 20.5.1.0.2 Affected: 20.3.3.0.17 Affected: 20.6.1.1 Affected: 20.6.0.18.3 Affected: 20.3.2.0.6 Affected: 20.6.0.18.4 Affected: 20.4.2.0.2 Affected: 20.3.3.0.16 Affected: 20.3.4.0.5 Affected: 20.6.1.0.1 Affected: 20.3.4.0.6 Affected: 20.6.2 Affected: 20.7.1EFT2 Affected: 20.3.4.0.9 Affected: 20.3.4.0.11 Affected: 20.4.2.0.4 Affected: 20.3.3.0.18 Affected: 20.7.1 Affected: 20.6.2.1 Affected: 20.3.4.1 Affected: 20.5.1.1 Affected: 20.4.2.1 Affected: 20.4.2.1.1 Affected: 20.3.4.1.1 Affected: 20.3.813 Affected: 20.3.4.0.19 Affected: 20.4.2.2.1 Affected: 20.5.1.2 Affected: 20.3.4.2 Affected: 20.3.814 Affected: 20.4.2.2 Affected: 20.6.2.2 Affected: 20.3.4.2.1 Affected: 20.7.1.1 Affected: 20.3.4.1.2 Affected: 20.6.2.2.2 Affected: 20.3.4.0.20 Affected: 20.6.2.2.3 Affected: 20.4.2.2.2 Affected: 20.3.5 Affected: 20.6.2.0.4 Affected: 20.4.2.2.3 Affected: 20.3.4.0.24 Affected: 20.6.2.2.7 Affected: 20.6.3 Affected: 20.3.4.2.2 Affected: 20.4.2.2.4 Affected: 20.7.1.0.2 Affected: 20.8.1 Affected: 20.3.5.0.8 Affected: 20.3.5.0.9 Affected: 20.4.2.2.8 Affected: 20.3.5.0.7 Affected: 20.6.3.0.7 Affected: 20.6.3.0.5 Affected: 20.6.3.0.10 Affected: 20.6.3.0.2 Affected: 20.7.2 Affected: 20.9.1EFT2 Affected: 20.6.3.0.11 Affected: 20.6.3.1 Affected: 20.6.3.0.14 Affected: 20.6.4 Affected: 20.9.1 Affected: 20.6.3.0.19 Affected: 20.6.3.0.18 Affected: 20.3.6 Affected: 20.9.1.1 Affected: 20.6.3.0.23 Affected: 20.6.4.0.4 Affected: 20.6.3.0.25 Affected: 20.6.5 Affected: 20.6.3.0.27 Affected: 20.9.2 Affected: 20.9.2.1 Affected: 20.6.3.0.29 Affected: 20.6.3.0.31 Affected: 20.6.3.0.32 Affected: 20.10.1 Affected: 20.6.3.0.33 Affected: 20.9.2.0.01 Affected: 20.9.1_LI_Images Affected: 20.10.1_LI_Images Affected: 20.9.2_LI_Images Affected: 20.3.7 Affected: 20.9.3 Affected: 20.6.5.1 Affected: 20.11.1 Affected: 20.11.1_LI_Images Affected: 20.9.3_LI_ Images Affected: 20.6.3.1.1 Affected: 20.9.3.0.2 Affected: 20.6.5.1.2 Affected: 20.9.3.0.3 Affected: 20.4.2.3 Affected: 20.6.3.2 Affected: 20.6.4.1 Affected: 20.6.3.0.38 Affected: 20.6.3.0.39 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.10.1.1 Affected: 20.6.5.2.1 Affected: 20.3.4.0.25 Affected: 20.6.2.2.4 Affected: 20.6.1.2 Affected: 20.11.1.1 Affected: 20.9.3.0.5 Affected: 20.3.4.0.26 Affected: 20.6.5.1.3 Affected: 20.6.3.0.40 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.2.3 Affected: 20.6.5.1.4 Affected: 20.6.5.3 Affected: 20.6.3.0.41 Affected: 20.9.3.0.7 Affected: 20.6.5.1.5 Affected: 20.9.3.0.4 Affected: 20.6.4.0.19 Affected: 20.6.5.1.6 Affected: 20.9.3.0.8 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.6.5.1.7 Affected: 20.9.3.0.12 Affected: 20.6.4.2 Affected: 20.6.5.5 Affected: 20.9.3.2 Affected: 20.11.1.2 Affected: 20.6.3.4 Affected: 20.10.1.2 Affected: 20.6.5.1.9 Affected: 20.9.3.0.16 Affected: 20.6.3.0.45 Affected: 20.6.5.1.10 Affected: 20.9.3.0.17 Affected: 20.6.5.2.4 Affected: 20.6.4.0.21 Affected: 20.9.3.0.18 Affected: 20.6.3.0.46 Affected: 20.6.3.0.47 Affected: 20.9.2.3 Affected: 20.9.3.2_LI_Images Affected: 20.9.3.0.21 Affected: 20.9.3.0.20 Affected: 20.9.4_LI_Images Affected: 20.9.4 Affected: 20.6.5.1.11 Affected: 20.12.1 Affected: 20.12.1_LI_Images Affected: 20.6.5.1.13 Affected: 20.9.3.0.23 Affected: 20.6.5.2.8 Affected: 20.9.4.1 Affected: 20.9.4.1_LI_Images Affected: 20.9.3.0.25 Affected: 20.9.3.0.24 Affected: 20.6.5.1.14 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.9.3.0.26 Affected: 20.6.3.0.51 Affected: 20.9.3.0.29 Affected: 20.12.2 Affected: 20.12.2_LI_Images Affected: 20.6.6.0.1 Affected: 20.13.1_LI_Images Affected: 20.9.4.0.4 Affected: 20.13.1 Affected: 20.9.4.1.1 Affected: 20.9.5 Affected: 20.9.5_LI_Images Affected: 20.12.3_LI_Images Affected: 20.12.3 Affected: 20.9.4.1.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.9.5.1_LI_Images Affected: 20.9.4.1.6 Affected: 20.14.1 Affected: 20.14.1_LI_Images Affected: 20.9.5.2 Affected: 20.9.5.2.1 Affected: 20.9.5.2_LI_Images Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1_LI_Images Affected: 20.15.1 Affected: 20.9.5.1.4 Affected: 20.9.5.2.7 Affected: 20.9.5.2.13 Affected: 20.9.6 Affected: 20.9.6_LI_Images Affected: 20.9.5.2.14 Affected: 20.6.8 Affected: 20.12.4.0.03 Affected: 20.16.1 Affected: 20.16.1_LI_Images Affected: 20.12.4_LI_Images Affected: 20.9.5.2.16 Affected: 20.12.4.0.4 Affected: 20.12.401 Affected: 20.9.5.3 Affected: 20.9.5.3_LI_Images Affected: 20.12.4.1_LI_Images Affected: 20.12.4.1 Affected: 20.9.5.2.21 Affected: 20.9.6.0.3 Affected: 20.12.4.0.6 Affected: 20.15.2_LI_Images Affected: 20.15.2 Affected: 20.12.4_Monthly_ES5 Affected: 20.12.5 Affected: 20.12.5_LI_Images Affected: 20.9.7_LI _Images Affected: 20.9.7 Affected: 20.15.3 Affected: 20.15.3_ LI _Images Affected: 20.12.501 Affected: 20.12.5.1_LI_Images Affected: 20.12.5.1 Affected: 20.12.5.2_LI_Images Affected: 20.12.5.2 Affected: 20.15.3.1 Affected: 20.15.4_LI_Images Affected: 20.15.4 Affected: 20.9.7.1_LI _Images Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.18.1_LI_Images Affected: 20.12.6_LI_Images Affected: 20.12.6 Affected: 20.12.5.1.01 Affected: 26.0.1 Affected: 20.9.8 Affected: 20.9.8_LI_Images Affected: 20.18.2 Affected: 20.15.4.1_LI_Images Affected: 20.15.4.1 Affected: 20.18.2_LI_Images Affected: 26.1.1 Affected: 26.1.1_LI_Images Affected: 20.18.2.1_LI_Images Affected: 20.18.2.1 Affected: 20.15.4.2_LI_Images Affected: 20.15.4.2 Affected: 20.12.6.1 Affected: 20.12.6.1_LI_Images Affected: 20.12.5.3 Affected: 20.12.5.3_LI_Images Affected: 20.9.8.2_LI_Images Affected: 20.9.8.2 Affected: 20.18.3 Affected: 20.18.3_LI_Images Affected: 20.15.5 Affected: 20.15.5_LI_Images Affected: 20.12.7 Affected: 20.12.7_LI_Images Affected: 20.9.9 Affected: 20.9.9_LI_Images Affected: 20.18.2.2 Affected: 20.18.2.2_LI_Images Affected: 20.12.5.4 Affected: 20.12.5.4_LI_ Images Affected: 20.12.7.1_LI_Images Affected: 20.12.6.2_LI_Images Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.15.4.3_LI_Images Affected: 20.15.5.1_LI_Images Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.5.2_LI_Images Affected: 26.1.1.1_LI_Images Affected: 20.15.4.4 Affected: 20.15.4.4_LI_Images Affected: 26.1.1.1 Affected: 20.9.9.1_LI_Images Affected: 20.9.9.1 Affected: 20.18.3.1_LI_Images Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 26.1.1.2_LI_Images Affected: 20.15.4.5 Affected: 20.15.4.5_LI_Images Affected: 20.15.5.3 Affected: 20.15.5.3_LI_Images Affected: 20.12.7.2_LI_Images Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.9.9.2_LI_Images Affected: 20.12.8_LI_Images |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20310",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-06T03:55:34.961Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:51.145Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
"x_bundling-flagged-by-CVE-Program"
]
}
],
"cna": {
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"status": "affected",
"version": "20.6.4"
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{
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"version": "20.9.2"
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{
"status": "affected",
"version": "20.3.6"
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{
"status": "affected",
"version": "20.7.2"
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{
"status": "affected",
"version": "20.7.1"
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{
"status": "affected",
"version": "20.5.1"
},
{
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{
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"version": "19.3.0"
},
{
"status": "affected",
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},
{
"status": "affected",
"version": "17.2.4"
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{
"status": "affected",
"version": "18.2.0"
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{
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{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
"version": "19.2.929"
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{
"status": "affected",
"version": "18.3.8"
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{
"status": "affected",
"version": "18.4.303"
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{
"status": "affected",
"version": "18.3.7"
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{
"status": "affected",
"version": "18.4.1"
},
{
"status": "affected",
"version": "19.2.097"
},
{
"status": "affected",
"version": "19.2.0"
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{
"status": "affected",
"version": "19.2.099"
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{
"status": "affected",
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
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{
"status": "affected",
"version": "20.15.2"
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
"version": "20.9.9.1"
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{
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"version": "20.18.3.1"
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{
"status": "affected",
"version": "26.1.1.2"
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{
"status": "affected",
"version": "20.15.4.5"
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{
"status": "affected",
"version": "20.15.5.3"
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{
"status": "affected",
"version": "20.12.7.2"
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{
"status": "affected",
"version": "20.9.9.2"
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]
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{
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"vendor": "Cisco",
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{
"status": "affected",
"version": "20.1.12"
},
{
"status": "affected",
"version": "19.2.1"
},
{
"status": "affected",
"version": "18.4.4"
},
{
"status": "affected",
"version": "18.4.5"
},
{
"status": "affected",
"version": "20.1.1.1"
},
{
"status": "affected",
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},
{
"status": "affected",
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},
{
"status": "affected",
"version": "19.2.2"
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{
"status": "affected",
"version": "19.2.099"
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{
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{
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{
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{
"status": "affected",
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{
"status": "affected",
"version": "19.0.0"
},
{
"status": "affected",
"version": "19.1.0"
},
{
"status": "affected",
"version": "18.4.302"
},
{
"status": "affected",
"version": "18.4.303"
},
{
"status": "affected",
"version": "19.2.097"
},
{
"status": "affected",
"version": "19.2.098"
},
{
"status": "affected",
"version": "17.2.10"
},
{
"status": "affected",
"version": "18.3.6.1"
},
{
"status": "affected",
"version": "19.0.1a"
},
{
"status": "affected",
"version": "18.2.0"
},
{
"status": "affected",
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},
{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
"version": "18.3.3.1"
},
{
"status": "affected",
"version": "18.4.0"
},
{
"status": "affected",
"version": "18.3.1"
},
{
"status": "affected",
"version": "17.2.6"
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{
"status": "affected",
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},
{
"status": "affected",
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},
{
"status": "affected",
"version": "17.2.5"
},
{
"status": "affected",
"version": "18.3.1.1"
},
{
"status": "affected",
"version": "18.3.5"
},
{
"status": "affected",
"version": "18.4.0.1"
},
{
"status": "affected",
"version": "18.3.3"
},
{
"status": "affected",
"version": "17.2.7"
},
{
"status": "affected",
"version": "17.2.4"
},
{
"status": "affected",
"version": "18.3.0"
},
{
"status": "affected",
"version": "19.2.3"
},
{
"status": "affected",
"version": "18.4.501_ES"
},
{
"status": "affected",
"version": "20.3.1"
},
{
"status": "affected",
"version": "20.1.2"
},
{
"status": "affected",
"version": "19.2.929"
},
{
"status": "affected",
"version": "19.2.31"
},
{
"status": "affected",
"version": "20.3.2"
},
{
"status": "affected",
"version": "19.2.32"
},
{
"status": "affected",
"version": "20.3.2_925"
},
{
"status": "affected",
"version": "20.3.2.1"
},
{
"status": "affected",
"version": "20.3.2.1_927"
},
{
"status": "affected",
"version": "18.4.6"
},
{
"status": "affected",
"version": "20.1.2_937"
},
{
"status": "affected",
"version": "20.4.1"
},
{
"status": "affected",
"version": "20.3.2_928"
},
{
"status": "affected",
"version": "20.3.2_929"
},
{
"status": "affected",
"version": "20.4.1.0.1"
},
{
"status": "affected",
"version": "20.3.2.1_930"
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20310 are related to improper link resolution before file access issues that are grouped under the Common Weakness Enumeration (CWE) CWE-59."
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],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
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],
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
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"description": "Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
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"providerMetadata": {
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"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
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"references": [
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"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-sdwan-faLcR3K"
}
],
"source": {
"advisory": "cisco-sa-hardening-sdwan-faLcR3K",
"discovery": "INTERNAL"
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"title": "Cisco SD-WAN Software Security Hardening Release - Improper Link Resolution Before File Access"
}
},
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"datePublished": "2026-08-05T16:30:27.160Z",
"dateReserved": "2025-10-08T11:59:15.409Z",
"dateUpdated": "2026-08-14T21:00:51.145Z",
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}
CVE-2026-20303 (GCVE-0-2026-20303)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:29 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco Catalyst SD-WAN Security Hardening Release - Input Validation Vulnerabilities
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20303 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) CWE-20.
Severity
9.9 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-20 - Improper Input Validation
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Controller |
Affected:
20.6.4
Affected: 20.9.2 Affected: 20.3.6 Affected: 20.7.2 Affected: 20.7.1 Affected: 20.5.1 Affected: 20.6.2 Affected: 19.3.0 Affected: 20.6.1 Affected: 17.2.4 Affected: 18.2.0 Affected: 18.4.6 Affected: 19.1.0 Affected: 19.2.4 Affected: 19.2.929 Affected: 18.3.8 Affected: 18.4.303 Affected: 18.3.7 Affected: 18.4.1 Affected: 19.2.097 Affected: 19.2.0 Affected: 19.2.099 Affected: 18.3.6 Affected: 20.4.2 Affected: 19.0.0 Affected: 20.9.1 Affected: 20.3.5 Affected: 20.3.1 Affected: 18.3.5 Affected: 20.6.3 Affected: 18.4.3 Affected: 18.4.4 Affected: 18.3.3 Affected: 17.2.8 Affected: 20.8.1 Affected: 19.2.32 Affected: 19.2.2 Affected: 17.2.5 Affected: 18.4.0 Affected: 20.4.1.1 Affected: 20.1.3 Affected: 20.1.2 Affected: 17.2.10 Affected: 19.2.098 Affected: 20.1.1 Affected: 17.2.6 Affected: 19.2.1 Affected: 18.3.4 Affected: 20.4.1 Affected: 17.2.9 Affected: 19.2.31 Affected: 19.0.1a Affected: 18.3.0 Affected: 17.2.7 Affected: 18.4.5 Affected: 20.3.4 Affected: 20.3.3 Affected: 20.4.1.2 Affected: 20.3.2 Affected: 18.3.1 Affected: 20.1.12 Affected: 19.2.3 Affected: 20.10.1 Affected: 20.6.5 Affected: 20.3.7 Affected: 20.9.3 Affected: 20.11.1 Affected: 20.6.3.2 Affected: 20.4.2.3 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.6.4.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.11.1.1 Affected: 20.10.1.1 Affected: 20.6.1.2 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.3 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.9.2.3 Affected: 20.9.4 Affected: 20.12.1 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.12.2 Affected: 20.13.1 Affected: 20.9.5 Affected: 20.12.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.14.1 Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1 Affected: 20.9.6 Affected: 20.6.8 Affected: 20.16.1 Affected: 20.9.5.3 Affected: 20.12.4.1 Affected: 20.15.2 Affected: 20.12.5 Affected: 20.9.7 Affected: 20.15.3 Affected: 20.12.5.1 Affected: 20.12.5.2 Affected: 20.15.4 Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.12.6 Affected: 20.9.8 Affected: 20.15.4.1 Affected: 20.18.2 Affected: 26.1.1 Affected: 20.15.4.2 Affected: 20.18.2.1 Affected: 20.12.5.3 Affected: 20.12.6.1 Affected: 20.9.8.2 Affected: 20.15.5 Affected: 20.18.3 Affected: 20.12.7 Affected: 20.9.9 Affected: 20.18.2.2 Affected: 20.12.5.4 Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.4.4 Affected: 26.1.1.1 Affected: 20.9.9.1 Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 20.15.4.5 Affected: 20.15.5.3 Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.15.6 |
|
| Cisco | Cisco Catalyst SD-WAN Manager |
Affected:
20.1.12
Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES Affected: 20.3.1 Affected: 20.1.2 Affected: 19.2.929 Affected: 19.2.31 Affected: 20.3.2 Affected: 19.2.32 Affected: 20.3.2_925 Affected: 20.3.2.1 Affected: 20.3.2.1_927 Affected: 18.4.6 Affected: 20.1.2_937 Affected: 20.4.1 Affected: 20.3.2_928 Affected: 20.3.2_929 Affected: 20.4.1.0.1 Affected: 20.3.2.1_930 Affected: 19.2.4 Affected: 20.5.0.1.1 Affected: 20.4.1.1 Affected: 20.3.3 Affected: 19.2.4.0.1 Affected: 20.3.2_937 Affected: 20.3.3.1 Affected: 20.5.1 Affected: 20.1.3 Affected: 20.3.3.0.4 Affected: 20.3.3.1.2 Affected: 20.3.3.1.1 Affected: 20.4.1.2 Affected: 20.3.3.0.2 Affected: 20.4.1.1.5 Affected: 20.4.1.0.01 Affected: 20.4.1.0.02 Affected: 20.3.3.1.7 Affected: 20.3.3.1.5 Affected: 20.5.1.0.1 Affected: 20.3.3.1.10 Affected: 20.3.3.0.8 Affected: 20.4.2 Affected: 20.4.2.0.1 Affected: 20.3.4 Affected: 20.3.3.0.14 Affected: 19.2.4.0.8 Affected: 19.2.4.0.9 Affected: 20.3.4.0.1 Affected: 20.3.2.0.5 Affected: 20.6.1 Affected: 20.5.1.0.2 Affected: 20.3.3.0.17 Affected: 20.6.1.1 Affected: 20.6.0.18.3 Affected: 20.3.2.0.6 Affected: 20.6.0.18.4 Affected: 20.4.2.0.2 Affected: 20.3.3.0.16 Affected: 20.3.4.0.5 Affected: 20.6.1.0.1 Affected: 20.3.4.0.6 Affected: 20.6.2 Affected: 20.7.1EFT2 Affected: 20.3.4.0.9 Affected: 20.3.4.0.11 Affected: 20.4.2.0.4 Affected: 20.3.3.0.18 Affected: 20.7.1 Affected: 20.6.2.1 Affected: 20.3.4.1 Affected: 20.5.1.1 Affected: 20.4.2.1 Affected: 20.4.2.1.1 Affected: 20.3.4.1.1 Affected: 20.3.813 Affected: 20.3.4.0.19 Affected: 20.4.2.2.1 Affected: 20.5.1.2 Affected: 20.3.4.2 Affected: 20.3.814 Affected: 20.4.2.2 Affected: 20.6.2.2 Affected: 20.3.4.2.1 Affected: 20.7.1.1 Affected: 20.3.4.1.2 Affected: 20.6.2.2.2 Affected: 20.3.4.0.20 Affected: 20.6.2.2.3 Affected: 20.4.2.2.2 Affected: 20.3.5 Affected: 20.6.2.0.4 Affected: 20.4.2.2.3 Affected: 20.3.4.0.24 Affected: 20.6.2.2.7 Affected: 20.6.3 Affected: 20.3.4.2.2 Affected: 20.4.2.2.4 Affected: 20.7.1.0.2 Affected: 20.8.1 Affected: 20.3.5.0.8 Affected: 20.3.5.0.9 Affected: 20.4.2.2.8 Affected: 20.3.5.0.7 Affected: 20.6.3.0.7 Affected: 20.6.3.0.5 Affected: 20.6.3.0.10 Affected: 20.6.3.0.2 Affected: 20.7.2 Affected: 20.9.1EFT2 Affected: 20.6.3.0.11 Affected: 20.6.3.1 Affected: 20.6.3.0.14 Affected: 20.6.4 Affected: 20.9.1 Affected: 20.6.3.0.19 Affected: 20.6.3.0.18 Affected: 20.3.6 Affected: 20.9.1.1 Affected: 20.6.3.0.23 Affected: 20.6.4.0.4 Affected: 20.6.3.0.25 Affected: 20.6.5 Affected: 20.6.3.0.27 Affected: 20.9.2 Affected: 20.9.2.1 Affected: 20.6.3.0.29 Affected: 20.6.3.0.31 Affected: 20.6.3.0.32 Affected: 20.10.1 Affected: 20.6.3.0.33 Affected: 20.9.2.0.01 Affected: 20.9.1_LI_Images Affected: 20.10.1_LI_Images Affected: 20.9.2_LI_Images Affected: 20.3.7 Affected: 20.9.3 Affected: 20.6.5.1 Affected: 20.11.1 Affected: 20.11.1_LI_Images Affected: 20.9.3_LI_ Images Affected: 20.6.3.1.1 Affected: 20.9.3.0.2 Affected: 20.6.5.1.2 Affected: 20.9.3.0.3 Affected: 20.4.2.3 Affected: 20.6.3.2 Affected: 20.6.4.1 Affected: 20.6.3.0.38 Affected: 20.6.3.0.39 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.10.1.1 Affected: 20.6.5.2.1 Affected: 20.3.4.0.25 Affected: 20.6.2.2.4 Affected: 20.6.1.2 Affected: 20.11.1.1 Affected: 20.9.3.0.5 Affected: 20.3.4.0.26 Affected: 20.6.5.1.3 Affected: 20.6.3.0.40 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.2.3 Affected: 20.6.5.1.4 Affected: 20.6.5.3 Affected: 20.6.3.0.41 Affected: 20.9.3.0.7 Affected: 20.6.5.1.5 Affected: 20.9.3.0.4 Affected: 20.6.4.0.19 Affected: 20.6.5.1.6 Affected: 20.9.3.0.8 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.6.5.1.7 Affected: 20.9.3.0.12 Affected: 20.6.4.2 Affected: 20.6.5.5 Affected: 20.9.3.2 Affected: 20.11.1.2 Affected: 20.6.3.4 Affected: 20.10.1.2 Affected: 20.6.5.1.9 Affected: 20.9.3.0.16 Affected: 20.6.3.0.45 Affected: 20.6.5.1.10 Affected: 20.9.3.0.17 Affected: 20.6.5.2.4 Affected: 20.6.4.0.21 Affected: 20.9.3.0.18 Affected: 20.6.3.0.46 Affected: 20.6.3.0.47 Affected: 20.9.2.3 Affected: 20.9.3.2_LI_Images Affected: 20.9.3.0.21 Affected: 20.9.3.0.20 Affected: 20.9.4_LI_Images Affected: 20.9.4 Affected: 20.6.5.1.11 Affected: 20.12.1 Affected: 20.12.1_LI_Images Affected: 20.6.5.1.13 Affected: 20.9.3.0.23 Affected: 20.6.5.2.8 Affected: 20.9.4.1 Affected: 20.9.4.1_LI_Images Affected: 20.9.3.0.25 Affected: 20.9.3.0.24 Affected: 20.6.5.1.14 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.9.3.0.26 Affected: 20.6.3.0.51 Affected: 20.9.3.0.29 Affected: 20.12.2 Affected: 20.12.2_LI_Images Affected: 20.6.6.0.1 Affected: 20.13.1_LI_Images Affected: 20.9.4.0.4 Affected: 20.13.1 Affected: 20.9.4.1.1 Affected: 20.9.5 Affected: 20.9.5_LI_Images Affected: 20.12.3_LI_Images Affected: 20.12.3 Affected: 20.9.4.1.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.9.5.1_LI_Images Affected: 20.9.4.1.6 Affected: 20.14.1 Affected: 20.14.1_LI_Images Affected: 20.9.5.2 Affected: 20.9.5.2.1 Affected: 20.9.5.2_LI_Images Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1_LI_Images Affected: 20.15.1 Affected: 20.9.5.1.4 Affected: 20.9.5.2.7 Affected: 20.9.5.2.13 Affected: 20.9.6 Affected: 20.9.6_LI_Images Affected: 20.9.5.2.14 Affected: 20.6.8 Affected: 20.12.4.0.03 Affected: 20.16.1 Affected: 20.16.1_LI_Images Affected: 20.12.4_LI_Images Affected: 20.9.5.2.16 Affected: 20.12.4.0.4 Affected: 20.12.401 Affected: 20.9.5.3 Affected: 20.9.5.3_LI_Images Affected: 20.12.4.1_LI_Images Affected: 20.12.4.1 Affected: 20.9.5.2.21 Affected: 20.9.6.0.3 Affected: 20.12.4.0.6 Affected: 20.15.2_LI_Images Affected: 20.15.2 Affected: 20.12.4_Monthly_ES5 Affected: 20.12.5 Affected: 20.12.5_LI_Images Affected: 20.9.7_LI _Images Affected: 20.9.7 Affected: 20.15.3 Affected: 20.15.3_ LI _Images Affected: 20.12.501 Affected: 20.12.5.1_LI_Images Affected: 20.12.5.1 Affected: 20.12.5.2_LI_Images Affected: 20.12.5.2 Affected: 20.15.3.1 Affected: 20.15.4_LI_Images Affected: 20.15.4 Affected: 20.9.7.1_LI _Images Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.18.1_LI_Images Affected: 20.12.6_LI_Images Affected: 20.12.6 Affected: 20.12.5.1.01 Affected: 26.0.1 Affected: 20.9.8 Affected: 20.9.8_LI_Images Affected: 20.18.2 Affected: 20.15.4.1_LI_Images Affected: 20.15.4.1 Affected: 20.18.2_LI_Images Affected: 26.1.1 Affected: 26.1.1_LI_Images Affected: 20.18.2.1_LI_Images Affected: 20.18.2.1 Affected: 20.15.4.2_LI_Images Affected: 20.15.4.2 Affected: 20.12.6.1 Affected: 20.12.6.1_LI_Images Affected: 20.12.5.3 Affected: 20.12.5.3_LI_Images Affected: 20.9.8.2_LI_Images Affected: 20.9.8.2 Affected: 20.18.3 Affected: 20.18.3_LI_Images Affected: 20.15.5 Affected: 20.15.5_LI_Images Affected: 20.12.7 Affected: 20.12.7_LI_Images Affected: 20.9.9 Affected: 20.9.9_LI_Images Affected: 20.18.2.2 Affected: 20.18.2.2_LI_Images Affected: 20.12.5.4 Affected: 20.12.5.4_LI_ Images Affected: 20.12.7.1_LI_Images Affected: 20.12.6.2_LI_Images Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.15.4.3_LI_Images Affected: 20.15.5.1_LI_Images Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.5.2_LI_Images Affected: 26.1.1.1_LI_Images Affected: 20.15.4.4 Affected: 20.15.4.4_LI_Images Affected: 26.1.1.1 Affected: 20.9.9.1_LI_Images Affected: 20.9.9.1 Affected: 20.18.3.1_LI_Images Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 26.1.1.2_LI_Images Affected: 20.15.4.5 Affected: 20.15.4.5_LI_Images Affected: 20.15.5.3 Affected: 20.15.5.3_LI_Images Affected: 20.12.7.2_LI_Images Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.9.9.2_LI_Images Affected: 20.15.6 Affected: 20.15.6_LI_Images |
{
"containers": {
"adp": [
{
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],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20303 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) CWE-20."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.9,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "Improper Input Validation",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:29:52.593Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-hardening-sdwan-faLcR3K",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-sdwan-faLcR3K"
}
],
"source": {
"advisory": "cisco-sa-hardening-sdwan-faLcR3K",
"defects": [
"CSCwu06016"
],
"discovery": "INTERNAL"
},
"title": "Cisco Catalyst SD-WAN Security Hardening Release - Input Validation Vulnerabilities"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20303",
"datePublished": "2026-08-05T16:29:52.593Z",
"dateReserved": "2025-10-08T11:59:15.408Z",
"dateUpdated": "2026-08-14T21:00:51.494Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20294 (GCVE-0-2026-20294)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:29 – Updated: 2026-08-05 17:45
VLAI
EPSS
VEX
Title
Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability
Summary
A vulnerability in the web-based management interface of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to view sensitive information in clear text on an affected system.
This vulnerability is due to insufficient access control enforcement for specific template types that are not included in the encryption allowlist. A low-privileged attacker could exploit this vulnerability by viewing logs on the local system or on a remote logging server. A successful exploit could allow the attacker to view sensitive authentication credentials, which could lead to further compromise of network infrastructure and connected services.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:35 UTC
CWE
- CWE-319 - Cleartext Transmission of Sensitive Information
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
Affected:
20.1.12
Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES Affected: 20.3.1 Affected: 20.1.2 Affected: 19.2.929 Affected: 19.2.31 Affected: 20.3.2 Affected: 19.2.32 Affected: 20.3.2_925 Affected: 20.3.2.1 Affected: 20.3.2.1_927 Affected: 18.4.6 Affected: 20.1.2_937 Affected: 20.4.1 Affected: 20.3.2_928 Affected: 20.3.2_929 Affected: 20.4.1.0.1 Affected: 20.3.2.1_930 Affected: 19.2.4 Affected: 20.5.0.1.1 Affected: 20.4.1.1 Affected: 20.3.3 Affected: 19.2.4.0.1 Affected: 20.3.2_937 Affected: 20.3.3.1 Affected: 20.5.1 Affected: 20.1.3 Affected: 20.3.3.0.4 Affected: 20.3.3.1.2 Affected: 20.3.3.1.1 Affected: 20.4.1.2 Affected: 20.3.3.0.2 Affected: 20.4.1.1.5 Affected: 20.4.1.0.01 Affected: 20.4.1.0.02 Affected: 20.3.3.1.7 Affected: 20.3.3.1.5 Affected: 20.5.1.0.1 Affected: 20.3.3.1.10 Affected: 20.3.3.0.8 Affected: 20.4.2 Affected: 20.4.2.0.1 Affected: 20.3.4 Affected: 20.3.3.0.14 Affected: 19.2.4.0.8 Affected: 19.2.4.0.9 Affected: 20.3.4.0.1 Affected: 20.3.2.0.5 Affected: 20.6.1 Affected: 20.5.1.0.2 Affected: 20.3.3.0.17 Affected: 20.6.1.1 Affected: 20.6.0.18.3 Affected: 20.3.2.0.6 Affected: 20.6.0.18.4 Affected: 20.4.2.0.2 Affected: 20.3.3.0.16 Affected: 20.3.4.0.5 Affected: 20.6.1.0.1 Affected: 20.3.4.0.6 Affected: 20.6.2 Affected: 20.7.1EFT2 Affected: 20.3.4.0.9 Affected: 20.3.4.0.11 Affected: 20.4.2.0.4 Affected: 20.3.3.0.18 Affected: 20.7.1 Affected: 20.6.2.1 Affected: 20.3.4.1 Affected: 20.5.1.1 Affected: 20.4.2.1 Affected: 20.4.2.1.1 Affected: 20.3.4.1.1 Affected: 20.3.813 Affected: 20.3.4.0.19 Affected: 20.4.2.2.1 Affected: 20.5.1.2 Affected: 20.3.4.2 Affected: 20.3.814 Affected: 20.4.2.2 Affected: 20.6.2.2 Affected: 20.3.4.2.1 Affected: 20.7.1.1 Affected: 20.3.4.1.2 Affected: 20.6.2.2.2 Affected: 20.3.4.0.20 Affected: 20.6.2.2.3 Affected: 20.4.2.2.2 Affected: 20.3.5 Affected: 20.6.2.0.4 Affected: 20.4.2.2.3 Affected: 20.3.4.0.24 Affected: 20.6.2.2.7 Affected: 20.6.3 Affected: 20.3.4.2.2 Affected: 20.4.2.2.4 Affected: 20.7.1.0.2 Affected: 20.8.1 Affected: 20.3.5.0.8 Affected: 20.3.5.0.9 Affected: 20.4.2.2.8 Affected: 20.3.5.0.7 Affected: 20.6.3.0.7 Affected: 20.6.3.0.5 Affected: 20.6.3.0.10 Affected: 20.6.3.0.2 Affected: 20.7.2 Affected: 20.9.1EFT2 Affected: 20.6.3.0.11 Affected: 20.6.3.1 Affected: 20.6.3.0.14 Affected: 20.6.4 Affected: 20.9.1 Affected: 20.6.3.0.19 Affected: 20.6.3.0.18 Affected: 20.3.6 Affected: 20.9.1.1 Affected: 20.6.3.0.23 Affected: 20.6.4.0.4 Affected: 20.6.3.0.25 Affected: 20.6.5 Affected: 20.6.3.0.27 Affected: 20.9.2 Affected: 20.9.2.1 Affected: 20.6.3.0.29 Affected: 20.6.3.0.31 Affected: 20.6.3.0.32 Affected: 20.10.1 Affected: 20.6.3.0.33 Affected: 20.9.2.0.01 Affected: 20.9.1_LI_Images Affected: 20.10.1_LI_Images Affected: 20.9.2_LI_Images Affected: 20.3.7 Affected: 20.9.3 Affected: 20.6.5.1 Affected: 20.11.1 Affected: 20.11.1_LI_Images Affected: 20.9.3_LI_ Images Affected: 20.6.3.1.1 Affected: 20.9.3.0.2 Affected: 20.6.5.1.2 Affected: 20.9.3.0.3 Affected: 20.4.2.3 Affected: 20.6.3.2 Affected: 20.6.4.1 Affected: 20.6.3.0.38 Affected: 20.6.3.0.39 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.10.1.1 Affected: 20.6.5.2.1 Affected: 20.3.4.0.25 Affected: 20.6.2.2.4 Affected: 20.6.1.2 Affected: 20.11.1.1 Affected: 20.9.3.0.5 Affected: 20.3.4.0.26 Affected: 20.6.5.1.3 Affected: 20.6.3.0.40 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.2.3 Affected: 20.6.5.1.4 Affected: 20.6.5.3 Affected: 20.6.3.0.41 Affected: 20.9.3.0.7 Affected: 20.6.5.1.5 Affected: 20.9.3.0.4 Affected: 20.6.4.0.19 Affected: 20.6.5.1.6 Affected: 20.9.3.0.8 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.6.5.1.7 Affected: 20.9.3.0.12 Affected: 20.6.4.2 Affected: 20.6.5.5 Affected: 20.9.3.2 Affected: 20.11.1.2 Affected: 20.6.3.4 Affected: 20.10.1.2 Affected: 20.6.5.1.9 Affected: 20.9.3.0.16 Affected: 20.6.3.0.45 Affected: 20.6.5.1.10 Affected: 20.9.3.0.17 Affected: 20.6.5.2.4 Affected: 20.6.4.0.21 Affected: 20.9.3.0.18 Affected: 20.6.3.0.46 Affected: 20.6.3.0.47 Affected: 20.9.2.3 Affected: 20.9.3.2_LI_Images Affected: 20.9.3.0.21 Affected: 20.9.3.0.20 Affected: 20.9.4_LI_Images Affected: 20.9.4 Affected: 20.6.5.1.11 Affected: 20.12.1 Affected: 20.12.1_LI_Images Affected: 20.6.5.1.13 Affected: 20.9.3.0.23 Affected: 20.6.5.2.8 Affected: 20.9.4.1 Affected: 20.9.4.1_LI_Images Affected: 20.9.3.0.25 Affected: 20.9.3.0.24 Affected: 20.6.5.1.14 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.9.3.0.26 Affected: 20.6.3.0.51 Affected: 20.9.3.0.29 Affected: 20.12.2 Affected: 20.12.2_LI_Images Affected: 20.6.6.0.1 Affected: 20.13.1_LI_Images Affected: 20.9.4.0.4 Affected: 20.13.1 Affected: 20.9.4.1.1 Affected: 20.9.5 Affected: 20.9.5_LI_Images Affected: 20.12.3_LI_Images Affected: 20.12.3 Affected: 20.9.4.1.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.9.5.1_LI_Images Affected: 20.9.4.1.6 Affected: 20.14.1 Affected: 20.14.1_LI_Images Affected: 20.9.5.2 Affected: 20.9.5.2.1 Affected: 20.9.5.2_LI_Images Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1_LI_Images Affected: 20.15.1 Affected: 20.9.5.1.4 Affected: 20.9.5.2.7 Affected: 20.9.5.2.13 Affected: 20.9.6 Affected: 20.9.6_LI_Images Affected: 20.9.5.2.14 Affected: 20.6.8 Affected: 20.12.4.0.03 Affected: 20.16.1 Affected: 20.16.1_LI_Images Affected: 20.12.4_LI_Images Affected: 20.9.5.2.16 Affected: 20.12.4.0.4 Affected: 20.12.401 Affected: 20.9.5.3 Affected: 20.9.5.3_LI_Images Affected: 20.12.4.1_LI_Images Affected: 20.12.4.1 Affected: 20.9.5.2.21 Affected: 20.9.6.0.3 Affected: 20.12.4.0.6 Affected: 20.15.2_LI_Images Affected: 20.15.2 Affected: 20.12.4_Monthly_ES5 Affected: 20.12.5 Affected: 20.12.5_LI_Images Affected: 20.9.7_LI _Images Affected: 20.9.7 Affected: 20.15.3 Affected: 20.15.3_ LI _Images Affected: 20.12.501 Affected: 20.12.5.1_LI_Images Affected: 20.12.5.1 Affected: 20.12.5.2_LI_Images Affected: 20.12.5.2 Affected: 20.15.3.1 Affected: 20.15.4_LI_Images Affected: 20.15.4 Affected: 20.9.7.1_LI _Images Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.18.1_LI_Images Affected: 20.12.6_LI_Images Affected: 20.12.6 Affected: 20.12.5.1.01 Affected: 26.0.1 Affected: 20.9.8 Affected: 20.9.8_LI_Images Affected: 20.18.2 Affected: 20.15.4.1_LI_Images Affected: 20.15.4.1 Affected: 20.18.2_LI_Images Affected: 26.1.1 Affected: 26.1.1_LI_Images Affected: 20.18.2.1_LI_Images Affected: 20.18.2.1 Affected: 20.15.4.2_LI_Images Affected: 20.15.4.2 Affected: 20.12.6.1 Affected: 20.12.6.1_LI_Images Affected: 20.12.5.3 Affected: 20.12.5.3_LI_Images Affected: 20.9.8.2_LI_Images Affected: 20.9.8.2 Affected: 20.18.3 Affected: 20.18.3_LI_Images Affected: 20.15.5 Affected: 20.15.5_LI_Images Affected: 20.12.7 Affected: 20.12.7_LI_Images Affected: 20.9.9 Affected: 20.9.9_LI_Images Affected: 20.18.2.2 Affected: 20.18.2.2_LI_Images Affected: 20.12.5.4 Affected: 20.12.5.4_LI_ Images Affected: 20.12.7.1_LI_Images Affected: 20.12.6.2_LI_Images Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.15.4.3_LI_Images Affected: 20.15.5.1_LI_Images Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.5.2_LI_Images Affected: 26.1.1.1_LI_Images Affected: 20.15.4.4 Affected: 20.15.4.4_LI_Images Affected: 26.1.1.1 Affected: 20.9.9.1_LI_Images Affected: 20.9.9.1 Affected: 20.18.3.1_LI_Images Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 26.1.1.2_LI_Images Affected: 20.15.4.5 Affected: 20.15.4.5_LI_Images Affected: 20.15.5.3 Affected: 20.15.5.3_LI_Images Affected: 20.12.7.2_LI_Images Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.9.9.2_LI_Images Affected: 20.15.6_LI_Images Affected: 20.18.4_LI_Imagess Affected: 20.12.8_LI_Images Affected: 20.18.4_LI_Images |
{
"containers": {
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{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20294",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T17:35:19.701540Z",
"version": "2.0.3"
},
"type": "ssvc"
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"providerMetadata": {
"dateUpdated": "2026-08-05T17:45:13.118Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
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{
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"product": "Cisco Catalyst SD-WAN Manager",
"vendor": "Cisco",
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{
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{
"status": "affected",
"version": "18.4.4"
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{
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"version": "19.2.0"
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{
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{
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"version": "19.0.0"
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{
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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"version": "18.4.1"
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{
"status": "affected",
"version": "17.2.8"
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{
"status": "affected",
"version": "18.3.3.1"
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{
"status": "affected",
"version": "18.4.0"
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{
"status": "affected",
"version": "18.3.1"
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{
"status": "affected",
"version": "17.2.6"
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{
"status": "affected",
"version": "17.2.9"
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{
"status": "affected",
"version": "18.3.4"
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{
"status": "affected",
"version": "17.2.5"
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{
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"version": "18.3.1.1"
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{
"status": "affected",
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{
"status": "affected",
"version": "18.4.0.1"
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{
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{
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{
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"version": "17.2.4"
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{
"status": "affected",
"version": "18.3.0"
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{
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{
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{
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{
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"version": "20.1.2"
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{
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"version": "19.2.929"
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{
"status": "affected",
"version": "19.2.31"
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{
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{
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{
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{
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{
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{
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"version": "20.4.1"
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"version": "20.3.2_928"
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{
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{
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{
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{
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"version": "19.2.4"
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{
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{
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{
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{
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"version": "20.3.3.1"
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{
"status": "affected",
"version": "20.5.1"
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{
"status": "affected",
"version": "20.1.3"
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{
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{
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{
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"version": "20.3.3.1.1"
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{
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"version": "20.4.1.2"
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{
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"version": "20.3.3.0.2"
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{
"status": "affected",
"version": "20.4.1.1.5"
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{
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{
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{
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"version": "20.4.2"
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{
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{
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"version": "20.3.4"
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{
"status": "affected",
"version": "20.3.3.0.14"
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{
"status": "affected",
"version": "19.2.4.0.8"
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{
"status": "affected",
"version": "19.2.4.0.9"
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{
"status": "affected",
"version": "20.3.4.0.1"
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{
"status": "affected",
"version": "20.3.2.0.5"
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{
"status": "affected",
"version": "20.6.1"
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{
"status": "affected",
"version": "20.5.1.0.2"
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{
"status": "affected",
"version": "20.3.3.0.17"
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{
"status": "affected",
"version": "20.6.1.1"
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{
"status": "affected",
"version": "20.6.0.18.3"
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{
"status": "affected",
"version": "20.3.2.0.6"
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{
"status": "affected",
"version": "20.6.0.18.4"
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{
"status": "affected",
"version": "20.4.2.0.2"
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{
"status": "affected",
"version": "20.3.3.0.16"
},
{
"status": "affected",
"version": "20.3.4.0.5"
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{
"status": "affected",
"version": "20.6.1.0.1"
},
{
"status": "affected",
"version": "20.3.4.0.6"
},
{
"status": "affected",
"version": "20.6.2"
},
{
"status": "affected",
"version": "20.7.1EFT2"
},
{
"status": "affected",
"version": "20.3.4.0.9"
},
{
"status": "affected",
"version": "20.3.4.0.11"
},
{
"status": "affected",
"version": "20.4.2.0.4"
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},
{
"status": "affected",
"version": "20.9.9.2_LI_Images"
},
{
"status": "affected",
"version": "20.15.6_LI_Images"
},
{
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{
"lang": "en",
"value": "A vulnerability in the web-based management interface of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to view sensitive information in clear text on an affected system.\r\n\r\nThis vulnerability is due to insufficient access control enforcement for specific template types that are not included in the encryption allowlist. A low-privileged attacker could exploit this vulnerability by viewing logs on the local system or on a remote logging server. A successful exploit could allow the attacker to view sensitive authentication credentials, which could lead to further compromise of network infrastructure and connected services."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
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],
"metrics": [
{
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
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"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
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{
"descriptions": [
{
"cweId": "CWE-319",
"description": "Cleartext Transmission of Sensitive Information",
"lang": "en",
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],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:29:16.377Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
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"references": [
{
"name": "cisco-sa-sdwan-infodis-SPuJBDCe",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-infodis-SPuJBDCe"
}
],
"source": {
"advisory": "cisco-sa-sdwan-infodis-SPuJBDCe",
"defects": [
"CSCwu18179"
],
"discovery": "INTERNAL"
},
"title": "Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20294",
"datePublished": "2026-08-05T16:29:16.377Z",
"dateReserved": "2025-10-08T11:59:15.405Z",
"dateUpdated": "2026-08-05T17:45:13.118Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20301 (GCVE-0-2026-20301)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:28 – Updated: 2026-08-05 17:45
VLAI
EPSS
VEX
Title
Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service Vulnerability
Summary
A vulnerability in the Extensible Messaging Client Protocol (XMCP), also referred to as the External Client protocol, of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.
This vulnerability is due to improper handling of malformed XMCP packets. An attacker could exploit this vulnerability by sending a malformed XMCP packet to an affected device. A successful exploit could allow the attacker to cause the affected device to reload unexpectedly, resulting in a DoS condition. The attacker does not need the XMCP client username to exploit this vulnerability.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:35 UTC
CWE
- CWE-606 - Unchecked Input for Loop Condition
Assigner
References
1 reference
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 3.16.10aS Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 3.18.8aSP Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 3.18.9SP Affected: 17.2.2 Affected: 3.11.3E Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 3.11.4E Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 3.11.3aE Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 3.16.10bS Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 3.11.5E Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 3.8.10cE Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 3.8.10dE Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 3.11.6E Affected: 17.6.4 Affected: 3.11.7E Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 3.11.8E Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 3.11.9E Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 3.11.10E Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 3.11.11E Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 3.11.12E Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 3.11.13E Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 3.11.14E Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 26.2.1ea Affected: 16.12.16 |
|
| Cisco | IOS |
Affected:
15.2(7)E7
Affected: 15.2(8)E3 Affected: 15.7(3)M10 Affected: 15.8(3)M9 Affected: 15.9(3)M7 Affected: 15.2(7)E8 Affected: 15.2(8)E4 Affected: 15.9(3)M7a Affected: 15.2(2)E10c Affected: 15.2(4)E10d Affected: 15.9(3)M6a Affected: 15.9(3)M6b Affected: 15.5(1)SY10 Affected: 15.5(1)SY11 Affected: 15.2(6)E1a Affected: 15.4(1)SY4 Affected: 15.5(1)SY1 Affected: 15.2(2)E8 Affected: 15.2(6)E1 Affected: 15.7(3)M2 Affected: 15.2(4)E6 Affected: 15.2(1)SY6 Affected: 15.2(4)EA7 Affected: 15.2(6)E1s Affected: 15.7(3)M3 Affected: 15.8(3)M Affected: 15.2(1)SY7 Affected: 15.2(4)EA8 Affected: 15.8(3)M0a Affected: 15.2(2)E9 Affected: 15.2(6)E2 Affected: 15.5(1)SY2 Affected: 15.2(4)E7 Affected: 15.2(6)E2a Affected: 15.2(2)E9a Affected: 15.8(3)M0b Affected: 15.2(6)E2b Affected: 15.8(3)M1 Affected: 15.8(3)M1a Affected: 15.7(3)M4 Affected: 15.2(1)SY8 Affected: 15.2(4)E8 Affected: 15.5(1)SY3 Affected: 15.2(7)E Affected: 15.7(3)M4a Affected: 15.8(3)M2 Affected: 15.2(7)E0a Affected: 15.8(3)M2a Affected: 15.7(3)M4b Affected: 15.2(2)E10 Affected: 15.2(7)E0s Affected: 15.2(4)EA9 Affected: 15.2(7)E0b Affected: 15.2(6)E3 Affected: 15.9(3)M Affected: 15.8(3)M3 Affected: 15.5(1)SY4 Affected: 15.7(3)M5 Affected: 15.2(2)E10a Affected: 15.2(4)E9 Affected: 15.2(7)E1 Affected: 15.8(3)M3b Affected: 15.9(3)M0a Affected: 15.2(7)E1a Affected: 15.2(4)E10 Affected: 15.5(1)SY5 Affected: 15.2(4)EA9a Affected: 15.9(3)M1 Affected: 15.8(3)M4 Affected: 15.7(3)M6 Affected: 15.2(7)E2 Affected: 15.5(1)SY6 Affected: 15.2(7)E3 Affected: 15.8(3)M5 Affected: 15.7(3)M7 Affected: 15.9(3)M2 Affected: 15.2(7)E2b Affected: 15.9(3)M2a Affected: 15.2(4)E10a Affected: 15.2(7)E4 Affected: 15.5(1)SY7 Affected: 15.2(4)E10b Affected: 15.2(7)E3k Affected: 15.2(8)E Affected: 15.9(3)M3 Affected: 15.8(3)M6 Affected: 15.7(3)M8 Affected: 15.8(3)M7 Affected: 15.5(1)SY8 Affected: 15.2(7)E5 Affected: 15.2(8)E1 Affected: 15.9(3)M4 Affected: 15.2(8)E2 Affected: 15.2(4)E10c Affected: 15.7(3)M9 Affected: 15.2(2)E10b Affected: 15.2(7)E6 Affected: 15.9(3)M4a Affected: 15.5(1)SY9 Affected: 15.9(3)M5 Affected: 15.8(3)M8 Affected: 15.9(3)M6 Affected: 15.9(3)M9 Affected: 15.5(1)SY13 Affected: 15.9(3)M8b Affected: 15.2(7)E9 Affected: 15.5(1)SY12 Affected: 15.7(3)M10a Affected: 15.9(3)M8 Affected: 15.9(3)M8a Affected: 15.2(8)E5 Affected: 15.2(7)E10 Affected: 15.7(3)M10b Affected: 15.9(3)M3a Affected: 15.8(3)M3a Affected: 15.9(3)M3b Affected: 15.6(2)SP7 Affected: 15.6(2)SP5 Affected: 15.6(2)SP8 Affected: 15.6(2)SP6 Affected: 15.6(2)SP4 Affected: 15.6(2)SP9 Affected: 15.6(2)SP8a Affected: 15.9(3)M9a Affected: 15.2(8)E6 Affected: 15.9(3)M10 Affected: 15.2(7)E11 Affected: 15.5(1)SY14 Affected: 15.2(8)E7 Affected: 15.2(4)E10e Affected: 15.9(3)M11 Affected: 15.2(7)E12 Affected: 15.5(1)SY15 Affected: 15.2(8)E8 Affected: 15.5(1)SY16 Affected: 15.2(7)E13 Affected: 15.9(3)M12 Affected: 15.5(1)SY17 Affected: 15.2(7)E14 Affected: 15.9(3)M13 |
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CVE-2026-20288 (GCVE-0-2026-20288)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:27 – Updated: 2026-08-06 03:55
VLAI
EPSS
VEX
Title
Cisco IMC Remote Code Execution Vulnerability Remote Code Execution Vulnerability
Summary
A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with Admin privileges to execute arbitrary commands on the underlying operating system of an affected system and elevate privileges to root.
This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by entering crafted inputs to the web-based management interface of the affected software. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user.
Cisco has assigned this vulnerability a SIR of High rather than Medium as the score indicates because additional security implications could occur when the attacker becomes root.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-146 - Improper Neutralization of Expression/Command Delimiters
Assigner
References
1 reference
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Unified Computing System (Standalone) |
Affected:
4.0(2g)
Affected: 3.1(2i) Affected: 3.1(1d) Affected: 4.0(4i) Affected: 4.1(1c) Affected: 4.0(2c) Affected: 4.0(1e) Affected: 4.0(2h) Affected: 4.0(4h) Affected: 4.0(1h) Affected: 4.0(2l) Affected: 3.1(3g) Affected: 4.0(1.240) Affected: 4.0(2f) Affected: 4.0(1g) Affected: 4.0(2i) Affected: 3.1(3i) Affected: 4.0(4d) Affected: 4.1(1d) Affected: 3.1(3c) Affected: 4.0(4k) Affected: 3.1(2d) Affected: 3.1(3a) Affected: 3.1(3j) Affected: 4.0(2d) Affected: 4.1(1f) Affected: 4.0(4j) Affected: 4.0(2m) Affected: 4.0(2k) Affected: 4.0(1c) Affected: 4.0(4f) Affected: 4.0(4c) Affected: 3.1(3d) Affected: 3.1(2g) Affected: 3.1(2c) Affected: 4.0(1d) Affected: 3.1(2e) Affected: 4.0(1a) Affected: 4.0(1b) Affected: 3.1(3b) Affected: 4.0(4b) Affected: 3.1(2b) Affected: 4.0(4e) Affected: 3.1(3h) Affected: 4.0(4l) Affected: 4.1(1g) Affected: 4.1(2a) Affected: 4.0(2n) Affected: 4.1(1h) Affected: 3.1(3k) Affected: 4.1(2b) Affected: 4.0(2o) Affected: 4.0(4m) Affected: 4.1(2d) Affected: 4.1(3b) Affected: 4.0(2p) Affected: 4.1(2e) Affected: 4.1(2f) Affected: 4.0(4n) Affected: 4.0(2q) Affected: 4.1(3c) Affected: 4.0(2r) Affected: 4.1(3d) Affected: 4.1(2g) Affected: 4.1(2h) Affected: 4.1(3g) Affected: 4.1(3f) Affected: 4.1(2j) Affected: 4.1(2k) Affected: 4.1(3h) Affected: 4.2(2a) Affected: 4.1(3i) Affected: 4.2(2f) Affected: 4.2(2g) Affected: 4.2(3b) Affected: 4.1(3l) Affected: 4.2(3d) Affected: 4.3(1.230097) Affected: 4.2(1e) Affected: 4.2(1b) Affected: 4.2(1j) Affected: 4.2(1i) Affected: 4.2(1f) Affected: 4.2(1a) Affected: 4.2(1c) Affected: 4.2(1g) Affected: 4.3(1.230124) Affected: 4.1(2l) Affected: 4.2(3e) Affected: 4.3(1.230138) Affected: 4.2(3g) Affected: 4.3(2.230207) Affected: 4.2(3h) Affected: 4.2(3i) Affected: 4.3(2.230270) Affected: 4.1(3m) Affected: 4.1(2m) Affected: 4.3(2.240002) Affected: 4.3(3.240022) Affected: 4.2(3j) Affected: 4.1(3n) Affected: 4.3(2.240009) Affected: 4.3(3.240041) Affected: 4.2(3k) Affected: 4.3(3.240043) Affected: 4.3(4.240142) Affected: 4.3(2.240037) Affected: 4.3(2.240053) Affected: 4.3(4.240152) Affected: 4.2(3l) Affected: 4.3(2.240077) Affected: 4.3(4.242028) Affected: 4.3(4.241063) Affected: 4.3(4.242038) Affected: 4.2(3m) Affected: 4.3(2.240090) Affected: 4.3(5.240021) Affected: 4.3(2.240107) Affected: 4.3(4.242066) Affected: 4.2(3n) Affected: 4.3(5.250001) Affected: 4.2(3o) Affected: 4.3(2.250016) Affected: 4.3(2.250021) Affected: 4.3(5.250030) Affected: 4.3(2.250022) Affected: 4.3(6.250039) Affected: 4.3(6.250040) Affected: 4.3(5.250033) Affected: 4.3(6.250044) Affected: 4.3(6.250053) Affected: 4.3(2.250037) Affected: 4.3(2.250045) Affected: 4.3(4.252001) Affected: 4.3(4.252002) Affected: 6.0(1.250127) Affected: 4.2(3p) Affected: 6.0(1.250131) Affected: 4.3(6.250101) Affected: 6.0(1.250174) Affected: 4.3(6.250117) Affected: 4.3(5.250043) Affected: 4.3(5.250045) Affected: 4.3(6.250060) Affected: 6.0(1.250130) Affected: 4.3(4.241014) Affected: 4.3(2.250063) Affected: 6.0(1.250192) Affected: 4.3(6.260003) Affected: 6.0(1.250194) Affected: 4.3(6.260017) Affected: 4.3(2.260007) Affected: 6.0(2.260044) Affected: 6.0(2.260069) Affected: 4.3(6.260033) Affected: 4.2(3q) |
|
| Cisco | Cisco Unified Computing System E-Series Software (UCSE) |
Affected:
3.2.7
Affected: 3.2.6 Affected: 3.2.4 Affected: 3.2.10 Affected: 3.2.2 Affected: 3.2.3 Affected: 3.2.1 Affected: 3.2.11.1 Affected: 3.2.8 Affected: 3.1.1 Affected: 3.1.2 Affected: 3.1.4 Affected: 3.1.3 Affected: 3.1.5 Affected: 3.1.0 Affected: 3.2.11.3 Affected: 3.2.11.5 Affected: 3.2.12.2 Affected: 3.2.13.6 Affected: 3.2.14 Affected: 4.11.1 Affected: 3.2.15 Affected: 4.12.1 Affected: 3.2.15.3 Affected: 4.12.2 Affected: 3.2.16.1 Affected: 4.15.2 Affected: 3.2.17.1 Affected: 4.15.3 |
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CVE-2026-20308 (GCVE-0-2026-20308)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-05 17:45
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Web-Based Management Interface Vulnerability
Summary
A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to perform a denial of service (DoS) attack against an affected device.
This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the web-based management interface to become unresponsive.
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:34 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 17.2.1 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.10.1f Affected: 17.2.1v Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.12.2s Affected: 16.10.1b Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.9.3s Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.10.1e Affected: 16.10.1a Affected: 16.12.1z Affected: 16.9.1a Affected: 16.9.5f Affected: 16.10.1g Affected: 16.9.2a Affected: 16.10.3 Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 26.2.1ea Affected: 16.12.16 |
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{
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{
"status": "affected",
"version": "17.3.4a"
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{
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{
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"version": "17.7.1"
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{
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"version": "17.6.1x"
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{
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"version": "17.6.2"
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{
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"version": "16.12.6a"
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{
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"version": "17.3.4c"
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
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{
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{
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"version": "17.3.8a"
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{
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"version": "17.6.6a"
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{
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"version": "17.6.5a"
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{
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{
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"version": "16.12.10a"
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{
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"version": "17.15.1"
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{
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"version": "17.13.1a"
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{
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{
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"version": "16.12.11"
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{
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{
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{
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{
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{
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"version": "17.14.1a"
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{
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{
"status": "affected",
"version": "17.6.8"
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{
"status": "affected",
"version": "16.12.12"
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{
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"version": "17.12.4"
},
{
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"version": "17.9.6"
},
{
"status": "affected",
"version": "17.17.1"
},
{
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"version": "17.16.1"
},
{
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"version": "17.15.1w"
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{
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"version": "17.12.3a"
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{
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{
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{
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{
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{
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"version": "17.6.8a"
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{
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{
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{
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{
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{
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{
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"status": "affected",
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{
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"version": "17.9.7b"
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{
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"version": "17.12.5c"
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{
"status": "affected",
"version": "26.1.1"
},
{
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"version": "17.18.1a"
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{
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"version": "17.15.4a"
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{
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{
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"version": "17.18.1w"
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{
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"version": "17.15.4b"
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{
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"version": "17.12.6a"
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{
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"version": "17.12.7"
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"version": "17.15.4c"
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{
"status": "affected",
"version": "17.9.9"
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{
"status": "affected",
"version": "17.12.5d"
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{
"status": "affected",
"version": "16.12.15"
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{
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"version": "17.15.4s1"
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{
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"version": "17.15.5"
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{
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"version": "17.15.4d"
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}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to perform a denial of service (DoS) attack against an affected device.\r\n\r\nThis vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the web-based management interface to become unresponsive."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-269",
"description": "Improper Privilege Management",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:19:49.420Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-webui-dos-qdc7qx3",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webui-dos-qdc7qx3"
}
],
"source": {
"advisory": "cisco-sa-webui-dos-qdc7qx3",
"defects": [
"CSCwu19075"
],
"discovery": "INTERNAL"
},
"title": "Cisco IOS XE Software Web-Based Management Interface Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20308",
"datePublished": "2026-08-05T16:19:49.420Z",
"dateReserved": "2025-10-08T11:59:15.409Z",
"dateUpdated": "2026-08-05T17:45:13.732Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20304 (GCVE-0-2026-20304)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco Catalyst SD-WAN Security Hardening Release - Access Control Vulnerabilities
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20304 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284.
Severity
9.9 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-284 - Improper Access Control
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Controller |
Affected:
20.6.4
Affected: 20.9.2 Affected: 20.3.6 Affected: 20.7.2 Affected: 20.7.1 Affected: 20.5.1 Affected: 20.6.2 Affected: 19.3.0 Affected: 20.6.1 Affected: 17.2.4 Affected: 18.2.0 Affected: 18.4.6 Affected: 19.1.0 Affected: 19.2.4 Affected: 19.2.929 Affected: 18.3.8 Affected: 18.4.303 Affected: 18.3.7 Affected: 18.4.1 Affected: 19.2.097 Affected: 19.2.0 Affected: 19.2.099 Affected: 18.3.6 Affected: 20.4.2 Affected: 19.0.0 Affected: 20.9.1 Affected: 20.3.5 Affected: 20.3.1 Affected: 18.3.5 Affected: 20.6.3 Affected: 18.4.3 Affected: 18.4.4 Affected: 18.3.3 Affected: 17.2.8 Affected: 20.8.1 Affected: 19.2.32 Affected: 19.2.2 Affected: 17.2.5 Affected: 18.4.0 Affected: 20.4.1.1 Affected: 20.1.3 Affected: 20.1.2 Affected: 17.2.10 Affected: 19.2.098 Affected: 20.1.1 Affected: 17.2.6 Affected: 19.2.1 Affected: 18.3.4 Affected: 20.4.1 Affected: 17.2.9 Affected: 19.2.31 Affected: 19.0.1a Affected: 18.3.0 Affected: 17.2.7 Affected: 18.4.5 Affected: 20.3.4 Affected: 20.3.3 Affected: 20.4.1.2 Affected: 20.3.2 Affected: 18.3.1 Affected: 20.1.12 Affected: 19.2.3 Affected: 20.10.1 Affected: 20.6.5 Affected: 20.3.7 Affected: 20.9.3 Affected: 20.11.1 Affected: 20.6.3.2 Affected: 20.4.2.3 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.6.4.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.11.1.1 Affected: 20.10.1.1 Affected: 20.6.1.2 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.3 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.9.2.3 Affected: 20.9.4 Affected: 20.12.1 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.12.2 Affected: 20.13.1 Affected: 20.9.5 Affected: 20.12.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.14.1 Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1 Affected: 20.9.6 Affected: 20.6.8 Affected: 20.16.1 Affected: 20.9.5.3 Affected: 20.12.4.1 Affected: 20.15.2 Affected: 20.12.5 Affected: 20.9.7 Affected: 20.15.3 Affected: 20.12.5.1 Affected: 20.12.5.2 Affected: 20.15.4 Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.12.6 Affected: 20.9.8 Affected: 20.15.4.1 Affected: 20.18.2 Affected: 26.1.1 Affected: 20.15.4.2 Affected: 20.18.2.1 Affected: 20.12.5.3 Affected: 20.12.6.1 Affected: 20.9.8.2 Affected: 20.15.5 Affected: 20.18.3 Affected: 20.12.7 Affected: 20.9.9 Affected: 20.18.2.2 Affected: 20.12.5.4 Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.4.4 Affected: 26.1.1.1 Affected: 20.9.9.1 Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 20.15.4.5 Affected: 20.15.5.3 Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.18.4 Affected: 20.15.6 Affected: 20.12.8 |
|
| Cisco | Cisco Catalyst SD-WAN Manager |
Affected:
20.1.12
Affected: 19.2.1 Affected: 18.4.4 Affected: 18.4.5 Affected: 20.1.1.1 Affected: 20.1.1 Affected: 19.3.0 Affected: 19.2.2 Affected: 19.2.099 Affected: 18.3.6 Affected: 18.3.7 Affected: 19.2.0 Affected: 18.3.8 Affected: 19.0.0 Affected: 19.1.0 Affected: 18.4.302 Affected: 18.4.303 Affected: 19.2.097 Affected: 19.2.098 Affected: 17.2.10 Affected: 18.3.6.1 Affected: 19.0.1a Affected: 18.2.0 Affected: 18.4.3 Affected: 18.4.1 Affected: 17.2.8 Affected: 18.3.3.1 Affected: 18.4.0 Affected: 18.3.1 Affected: 17.2.6 Affected: 17.2.9 Affected: 18.3.4 Affected: 17.2.5 Affected: 18.3.1.1 Affected: 18.3.5 Affected: 18.4.0.1 Affected: 18.3.3 Affected: 17.2.7 Affected: 17.2.4 Affected: 18.3.0 Affected: 19.2.3 Affected: 18.4.501_ES Affected: 20.3.1 Affected: 20.1.2 Affected: 19.2.929 Affected: 19.2.31 Affected: 20.3.2 Affected: 19.2.32 Affected: 20.3.2_925 Affected: 20.3.2.1 Affected: 20.3.2.1_927 Affected: 18.4.6 Affected: 20.1.2_937 Affected: 20.4.1 Affected: 20.3.2_928 Affected: 20.3.2_929 Affected: 20.4.1.0.1 Affected: 20.3.2.1_930 Affected: 19.2.4 Affected: 20.5.0.1.1 Affected: 20.4.1.1 Affected: 20.3.3 Affected: 19.2.4.0.1 Affected: 20.3.2_937 Affected: 20.3.3.1 Affected: 20.5.1 Affected: 20.1.3 Affected: 20.3.3.0.4 Affected: 20.3.3.1.2 Affected: 20.3.3.1.1 Affected: 20.4.1.2 Affected: 20.3.3.0.2 Affected: 20.4.1.1.5 Affected: 20.4.1.0.01 Affected: 20.4.1.0.02 Affected: 20.3.3.1.7 Affected: 20.3.3.1.5 Affected: 20.5.1.0.1 Affected: 20.3.3.1.10 Affected: 20.3.3.0.8 Affected: 20.4.2 Affected: 20.4.2.0.1 Affected: 20.3.4 Affected: 20.3.3.0.14 Affected: 19.2.4.0.8 Affected: 19.2.4.0.9 Affected: 20.3.4.0.1 Affected: 20.3.2.0.5 Affected: 20.6.1 Affected: 20.5.1.0.2 Affected: 20.3.3.0.17 Affected: 20.6.1.1 Affected: 20.6.0.18.3 Affected: 20.3.2.0.6 Affected: 20.6.0.18.4 Affected: 20.4.2.0.2 Affected: 20.3.3.0.16 Affected: 20.3.4.0.5 Affected: 20.6.1.0.1 Affected: 20.3.4.0.6 Affected: 20.6.2 Affected: 20.7.1EFT2 Affected: 20.3.4.0.9 Affected: 20.3.4.0.11 Affected: 20.4.2.0.4 Affected: 20.3.3.0.18 Affected: 20.7.1 Affected: 20.6.2.1 Affected: 20.3.4.1 Affected: 20.5.1.1 Affected: 20.4.2.1 Affected: 20.4.2.1.1 Affected: 20.3.4.1.1 Affected: 20.3.813 Affected: 20.3.4.0.19 Affected: 20.4.2.2.1 Affected: 20.5.1.2 Affected: 20.3.4.2 Affected: 20.3.814 Affected: 20.4.2.2 Affected: 20.6.2.2 Affected: 20.3.4.2.1 Affected: 20.7.1.1 Affected: 20.3.4.1.2 Affected: 20.6.2.2.2 Affected: 20.3.4.0.20 Affected: 20.6.2.2.3 Affected: 20.4.2.2.2 Affected: 20.3.5 Affected: 20.6.2.0.4 Affected: 20.4.2.2.3 Affected: 20.3.4.0.24 Affected: 20.6.2.2.7 Affected: 20.6.3 Affected: 20.3.4.2.2 Affected: 20.4.2.2.4 Affected: 20.7.1.0.2 Affected: 20.8.1 Affected: 20.3.5.0.8 Affected: 20.3.5.0.9 Affected: 20.4.2.2.8 Affected: 20.3.5.0.7 Affected: 20.6.3.0.7 Affected: 20.6.3.0.5 Affected: 20.6.3.0.10 Affected: 20.6.3.0.2 Affected: 20.7.2 Affected: 20.9.1EFT2 Affected: 20.6.3.0.11 Affected: 20.6.3.1 Affected: 20.6.3.0.14 Affected: 20.6.4 Affected: 20.9.1 Affected: 20.6.3.0.19 Affected: 20.6.3.0.18 Affected: 20.3.6 Affected: 20.9.1.1 Affected: 20.6.3.0.23 Affected: 20.6.4.0.4 Affected: 20.6.3.0.25 Affected: 20.6.5 Affected: 20.6.3.0.27 Affected: 20.9.2 Affected: 20.9.2.1 Affected: 20.6.3.0.29 Affected: 20.6.3.0.31 Affected: 20.6.3.0.32 Affected: 20.10.1 Affected: 20.6.3.0.33 Affected: 20.9.2.0.01 Affected: 20.9.1_LI_Images Affected: 20.10.1_LI_Images Affected: 20.9.2_LI_Images Affected: 20.3.7 Affected: 20.9.3 Affected: 20.6.5.1 Affected: 20.11.1 Affected: 20.11.1_LI_Images Affected: 20.9.3_LI_ Images Affected: 20.6.3.1.1 Affected: 20.9.3.0.2 Affected: 20.6.5.1.2 Affected: 20.9.3.0.3 Affected: 20.4.2.3 Affected: 20.6.3.2 Affected: 20.6.4.1 Affected: 20.6.3.0.38 Affected: 20.6.3.0.39 Affected: 20.3.5.1 Affected: 20.3.4.3 Affected: 20.9.3.1 Affected: 20.3.3.2 Affected: 20.6.5.2 Affected: 20.3.7.1 Affected: 20.10.1.1 Affected: 20.6.5.2.1 Affected: 20.3.4.0.25 Affected: 20.6.2.2.4 Affected: 20.6.1.2 Affected: 20.11.1.1 Affected: 20.9.3.0.5 Affected: 20.3.4.0.26 Affected: 20.6.5.1.3 Affected: 20.6.3.0.40 Affected: 20.1.3.1 Affected: 20.9.2.2 Affected: 20.6.5.2.3 Affected: 20.6.5.1.4 Affected: 20.6.5.3 Affected: 20.6.3.0.41 Affected: 20.9.3.0.7 Affected: 20.6.5.1.5 Affected: 20.9.3.0.4 Affected: 20.6.4.0.19 Affected: 20.6.5.1.6 Affected: 20.9.3.0.8 Affected: 20.6.3.3 Affected: 20.3.7.2 Affected: 20.6.5.4 Affected: 20.6.5.1.7 Affected: 20.9.3.0.12 Affected: 20.6.4.2 Affected: 20.6.5.5 Affected: 20.9.3.2 Affected: 20.11.1.2 Affected: 20.6.3.4 Affected: 20.10.1.2 Affected: 20.6.5.1.9 Affected: 20.9.3.0.16 Affected: 20.6.3.0.45 Affected: 20.6.5.1.10 Affected: 20.9.3.0.17 Affected: 20.6.5.2.4 Affected: 20.6.4.0.21 Affected: 20.9.3.0.18 Affected: 20.6.3.0.46 Affected: 20.6.3.0.47 Affected: 20.9.2.3 Affected: 20.9.3.2_LI_Images Affected: 20.9.3.0.21 Affected: 20.9.3.0.20 Affected: 20.9.4_LI_Images Affected: 20.9.4 Affected: 20.6.5.1.11 Affected: 20.12.1 Affected: 20.12.1_LI_Images Affected: 20.6.5.1.13 Affected: 20.9.3.0.23 Affected: 20.6.5.2.8 Affected: 20.9.4.1 Affected: 20.9.4.1_LI_Images Affected: 20.9.3.0.25 Affected: 20.9.3.0.24 Affected: 20.6.5.1.14 Affected: 20.3.8 Affected: 20.6.6 Affected: 20.9.3.0.26 Affected: 20.6.3.0.51 Affected: 20.9.3.0.29 Affected: 20.12.2 Affected: 20.12.2_LI_Images Affected: 20.6.6.0.1 Affected: 20.13.1_LI_Images Affected: 20.9.4.0.4 Affected: 20.13.1 Affected: 20.9.4.1.1 Affected: 20.9.5 Affected: 20.9.5_LI_Images Affected: 20.12.3_LI_Images Affected: 20.12.3 Affected: 20.9.4.1.3 Affected: 20.6.7 Affected: 20.9.5.1 Affected: 20.9.5.1_LI_Images Affected: 20.9.4.1.6 Affected: 20.14.1 Affected: 20.14.1_LI_Images Affected: 20.9.5.2 Affected: 20.9.5.2.1 Affected: 20.9.5.2_LI_Images Affected: 20.12.3.1 Affected: 20.12.4 Affected: 20.15.1_LI_Images Affected: 20.15.1 Affected: 20.9.5.1.4 Affected: 20.9.5.2.7 Affected: 20.9.5.2.13 Affected: 20.9.6 Affected: 20.9.6_LI_Images Affected: 20.9.5.2.14 Affected: 20.6.8 Affected: 20.12.4.0.03 Affected: 20.16.1 Affected: 20.16.1_LI_Images Affected: 20.12.4_LI_Images Affected: 20.9.5.2.16 Affected: 20.12.4.0.4 Affected: 20.12.401 Affected: 20.9.5.3 Affected: 20.9.5.3_LI_Images Affected: 20.12.4.1_LI_Images Affected: 20.12.4.1 Affected: 20.9.5.2.21 Affected: 20.9.6.0.3 Affected: 20.12.4.0.6 Affected: 20.15.2_LI_Images Affected: 20.15.2 Affected: 20.12.4_Monthly_ES5 Affected: 20.12.5 Affected: 20.12.5_LI_Images Affected: 20.9.7_LI _Images Affected: 20.9.7 Affected: 20.15.3 Affected: 20.15.3_ LI _Images Affected: 20.12.501 Affected: 20.12.5.1_LI_Images Affected: 20.12.5.1 Affected: 20.12.5.2_LI_Images Affected: 20.12.5.2 Affected: 20.15.3.1 Affected: 20.15.4_LI_Images Affected: 20.15.4 Affected: 20.9.7.1_LI _Images Affected: 20.9.7.1 Affected: 20.18.1 Affected: 20.18.1_LI_Images Affected: 20.12.6_LI_Images Affected: 20.12.6 Affected: 20.12.5.1.01 Affected: 26.0.1 Affected: 20.9.8 Affected: 20.9.8_LI_Images Affected: 20.18.2 Affected: 20.15.4.1_LI_Images Affected: 20.15.4.1 Affected: 20.18.2_LI_Images Affected: 26.1.1 Affected: 26.1.1_LI_Images Affected: 20.18.2.1_LI_Images Affected: 20.18.2.1 Affected: 20.15.4.2_LI_Images Affected: 20.15.4.2 Affected: 20.12.6.1 Affected: 20.12.6.1_LI_Images Affected: 20.12.5.3 Affected: 20.12.5.3_LI_Images Affected: 20.9.8.2_LI_Images Affected: 20.9.8.2 Affected: 20.18.3 Affected: 20.18.3_LI_Images Affected: 20.15.5 Affected: 20.15.5_LI_Images Affected: 20.12.7 Affected: 20.12.7_LI_Images Affected: 20.9.9 Affected: 20.9.9_LI_Images Affected: 20.18.2.2 Affected: 20.18.2.2_LI_Images Affected: 20.12.5.4 Affected: 20.12.5.4_LI_ Images Affected: 20.12.7.1_LI_Images Affected: 20.12.6.2_LI_Images Affected: 20.12.7.1 Affected: 20.15.5.1 Affected: 20.15.4.3 Affected: 20.15.4.3_LI_Images Affected: 20.15.5.1_LI_Images Affected: 20.12.6.2 Affected: 20.15.5.2 Affected: 20.15.5.2_LI_Images Affected: 26.1.1.1_LI_Images Affected: 20.15.4.4 Affected: 20.15.4.4_LI_Images Affected: 26.1.1.1 Affected: 20.9.9.1_LI_Images Affected: 20.9.9.1 Affected: 20.18.3.1_LI_Images Affected: 20.18.3.1 Affected: 26.1.1.2 Affected: 26.1.1.2_LI_Images Affected: 20.15.4.5 Affected: 20.15.4.5_LI_Images Affected: 20.15.5.3 Affected: 20.15.5.3_LI_Images Affected: 20.12.7.2_LI_Images Affected: 20.12.7.2 Affected: 20.9.9.2 Affected: 20.9.9.2_LI_Images Affected: 20.15.6 Affected: 20.15.6_LI_Images Affected: 20.18.4 Affected: 20.12.8 Affected: 20.12.8_LI_Images |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20304",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-06T03:55:37.497Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:51.293Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
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]
}
],
"cna": {
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{
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"product": "Cisco Catalyst SD-WAN Controller",
"vendor": "Cisco",
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{
"status": "affected",
"version": "20.6.4"
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{
"status": "affected",
"version": "20.9.2"
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{
"status": "affected",
"version": "20.3.6"
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{
"status": "affected",
"version": "20.7.2"
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
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{
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{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
"status": "affected",
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{
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{
"status": "affected",
"version": "20.1.3"
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{
"status": "affected",
"version": "20.1.2"
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{
"status": "affected",
"version": "17.2.10"
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{
"status": "affected",
"version": "19.2.098"
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{
"status": "affected",
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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"version": "20.6.5.3"
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{
"status": "affected",
"version": "20.6.3.3"
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{
"status": "affected",
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{
"status": "affected",
"version": "20.6.5.4"
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{
"status": "affected",
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{
"status": "affected",
"version": "20.9.4"
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{
"status": "affected",
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{
"status": "affected",
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
"version": "20.9.6"
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{
"status": "affected",
"version": "20.6.8"
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{
"status": "affected",
"version": "20.16.1"
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{
"status": "affected",
"version": "20.9.5.3"
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{
"status": "affected",
"version": "20.12.4.1"
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{
"status": "affected",
"version": "20.15.2"
},
{
"status": "affected",
"version": "20.12.5"
},
{
"status": "affected",
"version": "20.9.7"
},
{
"status": "affected",
"version": "20.15.3"
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{
"status": "affected",
"version": "20.12.5.1"
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{
"status": "affected",
"version": "20.12.5.2"
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{
"status": "affected",
"version": "20.15.4"
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{
"status": "affected",
"version": "20.9.7.1"
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{
"status": "affected",
"version": "20.18.1"
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{
"status": "affected",
"version": "20.12.6"
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{
"status": "affected",
"version": "20.9.8"
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{
"status": "affected",
"version": "20.15.4.1"
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{
"status": "affected",
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{
"status": "affected",
"version": "26.1.1"
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{
"status": "affected",
"version": "20.15.4.2"
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{
"status": "affected",
"version": "20.18.2.1"
},
{
"status": "affected",
"version": "20.12.5.3"
},
{
"status": "affected",
"version": "20.12.6.1"
},
{
"status": "affected",
"version": "20.9.8.2"
},
{
"status": "affected",
"version": "20.15.5"
},
{
"status": "affected",
"version": "20.18.3"
},
{
"status": "affected",
"version": "20.12.7"
},
{
"status": "affected",
"version": "20.9.9"
},
{
"status": "affected",
"version": "20.18.2.2"
},
{
"status": "affected",
"version": "20.12.5.4"
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{
"status": "affected",
"version": "20.12.7.1"
},
{
"status": "affected",
"version": "20.15.5.1"
},
{
"status": "affected",
"version": "20.15.4.3"
},
{
"status": "affected",
"version": "20.12.6.2"
},
{
"status": "affected",
"version": "20.15.5.2"
},
{
"status": "affected",
"version": "20.15.4.4"
},
{
"status": "affected",
"version": "26.1.1.1"
},
{
"status": "affected",
"version": "20.9.9.1"
},
{
"status": "affected",
"version": "20.18.3.1"
},
{
"status": "affected",
"version": "26.1.1.2"
},
{
"status": "affected",
"version": "20.15.4.5"
},
{
"status": "affected",
"version": "20.15.5.3"
},
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CVE-2026-20273 (GCVE-0-2026-20273)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20273 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-20.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:34 UTC
CWE
- CWE-20 - Improper Input Validation
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
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],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20273 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-20."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
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{
"descriptions": [
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"description": "Improper Input Validation",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:19:38.482Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"
}
],
"source": {
"advisory": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"defects": [
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],
"discovery": "INTERNAL"
},
"title": "Cisco IOS XE Software Security Hardening Release"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20273",
"datePublished": "2026-08-05T16:19:38.482Z",
"dateReserved": "2025-10-08T11:59:15.403Z",
"dateUpdated": "2026-08-14T21:00:51.637Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20272 (GCVE-0-2026-20272)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20272 are related to issues with improper neutralization of special elements that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20272",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-06T03:55:48.271Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:51.750Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
"x_bundling-flagged-by-CVE-Program"
]
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco IOS XE Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "17.2.1a"
},
{
"status": "affected",
"version": "16.12.1y"
},
{
"status": "affected",
"version": "16.12.3s"
},
{
"status": "affected",
"version": "16.7.1b"
},
{
"status": "affected",
"version": "16.6.2"
},
{
"status": "affected",
"version": "16.6.5"
},
{
"status": "affected",
"version": "16.12.1w"
},
{
"status": "affected",
"version": "16.9.1d"
},
{
"status": "affected",
"version": "17.3.1"
},
{
"status": "affected",
"version": "16.9.4c"
},
{
"status": "affected",
"version": "16.7.1"
},
{
"status": "affected",
"version": "17.2.1"
},
{
"status": "affected",
"version": "16.6.8"
},
{
"status": "affected",
"version": "16.9.1b"
},
{
"status": "affected",
"version": "16.9.2s"
},
{
"status": "affected",
"version": "16.12.4"
},
{
"status": "affected",
"version": "16.12.3a"
},
{
"status": "affected",
"version": "17.1.1s"
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{
"status": "affected",
"version": "16.11.1a"
},
{
"status": "affected",
"version": "16.7.2"
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{
"status": "affected",
"version": "16.11.1b"
},
{
"status": "affected",
"version": "16.9.1s"
},
{
"status": "affected",
"version": "16.9.3h"
},
{
"status": "affected",
"version": "16.9.1c"
},
{
"status": "affected",
"version": "16.6.5a"
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{
"status": "affected",
"version": "16.6.3"
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{
"status": "affected",
"version": "16.10.1f"
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{
"status": "affected",
"version": "17.2.1v"
},
{
"status": "affected",
"version": "16.8.1e"
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{
"status": "affected",
"version": "16.9.3a"
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{
"status": "affected",
"version": "16.12.1a"
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{
"status": "affected",
"version": "16.12.1x"
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{
"status": "affected",
"version": "16.6.4s"
},
{
"status": "affected",
"version": "16.10.1c"
},
{
"status": "affected",
"version": "16.12.3"
},
{
"status": "affected",
"version": "16.11.2"
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{
"status": "affected",
"version": "16.6.5b"
},
{
"status": "affected",
"version": "16.12.2s"
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{
"status": "affected",
"version": "16.10.1b"
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{
"status": "affected",
"version": "16.7.3"
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{
"status": "affected",
"version": "16.6.7"
},
{
"status": "affected",
"version": "16.9.6"
},
{
"status": "affected",
"version": "16.9.2"
},
{
"status": "affected",
"version": "16.10.1"
},
{
"status": "affected",
"version": "16.12.1t"
},
{
"status": "affected",
"version": "16.9.1"
},
{
"status": "affected",
"version": "16.8.1a"
},
{
"status": "affected",
"version": "16.9.3s"
},
{
"status": "affected",
"version": "16.6.7a"
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{
"status": "affected",
"version": "16.12.2"
},
{
"status": "affected",
"version": "16.11.1"
},
{
"status": "affected",
"version": "16.9.3"
},
{
"status": "affected",
"version": "16.11.1s"
},
{
"status": "affected",
"version": "16.12.1"
},
{
"status": "affected",
"version": "17.1.1"
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{
"status": "affected",
"version": "17.1.2"
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{
"status": "affected",
"version": "16.10.1d"
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{
"status": "affected",
"version": "17.1.1t"
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{
"status": "affected",
"version": "16.9.4"
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{
"status": "affected",
"version": "16.8.3"
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{
"status": "affected",
"version": "16.12.2t"
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{
"status": "affected",
"version": "16.9.5"
},
{
"status": "affected",
"version": "16.8.1s"
},
{
"status": "affected",
"version": "16.10.1e"
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{
"status": "affected",
"version": "16.8.2"
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{
"status": "affected",
"version": "16.6.4"
},
{
"status": "affected",
"version": "16.8.1b"
},
{
"status": "affected",
"version": "16.10.1a"
},
{
"status": "affected",
"version": "16.12.1z"
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{
"status": "affected",
"version": "16.8.1c"
},
{
"status": "affected",
"version": "16.9.1a"
},
{
"status": "affected",
"version": "16.9.5f"
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{
"status": "affected",
"version": "16.6.4a"
},
{
"status": "affected",
"version": "16.10.1g"
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{
"status": "affected",
"version": "16.8.1"
},
{
"status": "affected",
"version": "16.6.6"
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{
"status": "affected",
"version": "16.9.2a"
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{
"status": "affected",
"version": "16.8.1d"
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{
"status": "affected",
"version": "16.10.3"
},
{
"status": "affected",
"version": "16.7.1a"
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{
"status": "affected",
"version": "16.11.1c"
},
{
"status": "affected",
"version": "16.10.1s"
},
{
"status": "affected",
"version": "17.2.1r"
},
{
"status": "affected",
"version": "17.1.1a"
},
{
"status": "affected",
"version": "16.10.2"
},
{
"status": "affected",
"version": "16.12.2a"
},
{
"status": "affected",
"version": "16.12.1c"
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{
"status": "affected",
"version": "16.12.1s"
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{
"status": "affected",
"version": "16.7.4"
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{
"status": "affected",
"version": "17.2.2"
},
{
"status": "affected",
"version": "16.9.8"
},
{
"status": "affected",
"version": "16.9.7"
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{
"status": "affected",
"version": "17.1.3"
},
{
"status": "affected",
"version": "17.3.1a"
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{
"status": "affected",
"version": "17.3.2a"
},
{
"status": "affected",
"version": "16.12.5"
},
{
"status": "affected",
"version": "17.3.1w"
},
{
"status": "affected",
"version": "17.3.2"
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{
"status": "affected",
"version": "17.4.1"
},
{
"status": "affected",
"version": "16.12.4a"
},
{
"status": "affected",
"version": "17.4.1a"
},
{
"status": "affected",
"version": "17.3.1x"
},
{
"status": "affected",
"version": "17.3.3"
},
{
"status": "affected",
"version": "16.6.9"
},
{
"status": "affected",
"version": "17.2.3"
},
{
"status": "affected",
"version": "17.5.1"
},
{
"status": "affected",
"version": "16.12.1z1"
},
{
"status": "affected",
"version": "16.12.5a"
},
{
"status": "affected",
"version": "17.4.1b"
},
{
"status": "affected",
"version": "17.3.1z"
},
{
"status": "affected",
"version": "16.12.5b"
},
{
"status": "affected",
"version": "17.4.2"
},
{
"status": "affected",
"version": "17.3.3a"
},
{
"status": "affected",
"version": "17.3.5"
},
{
"status": "affected",
"version": "17.3.4"
},
{
"status": "affected",
"version": "17.5.1a"
},
{
"status": "affected",
"version": "16.12.6"
},
{
"status": "affected",
"version": "17.6.1"
},
{
"status": "affected",
"version": "16.12.1z2"
},
{
"status": "affected",
"version": "16.6.10"
},
{
"status": "affected",
"version": "17.3.4a"
},
{
"status": "affected",
"version": "17.6.1a"
},
{
"status": "affected",
"version": "17.7.1"
},
{
"status": "affected",
"version": "17.6.1x"
},
{
"status": "affected",
"version": "17.6.2"
},
{
"status": "affected",
"version": "16.12.6a"
},
{
"status": "affected",
"version": "17.3.4c"
},
{
"status": "affected",
"version": "17.4.2a"
},
{
"status": "affected",
"version": "17.3.4b"
},
{
"status": "affected",
"version": "17.7.1a"
},
{
"status": "affected",
"version": "16.12.7"
},
{
"status": "affected",
"version": "17.8.1a"
},
{
"status": "affected",
"version": "17.6.3a"
},
{
"status": "affected",
"version": "17.6.3"
},
{
"status": "affected",
"version": "17.7.2"
},
{
"status": "affected",
"version": "17.7.1b"
},
{
"status": "affected",
"version": "17.9.1w"
},
{
"status": "affected",
"version": "17.3.5a"
},
{
"status": "affected",
"version": "17.6.1z"
},
{
"status": "affected",
"version": "16.12.8"
},
{
"status": "affected",
"version": "17.8.1"
},
{
"status": "affected",
"version": "17.9.1"
},
{
"status": "affected",
"version": "17.6.4"
},
{
"status": "affected",
"version": "17.3.5b"
},
{
"status": "affected",
"version": "17.9.1a"
},
{
"status": "affected",
"version": "17.3.6"
},
{
"status": "affected",
"version": "17.10.1"
},
{
"status": "affected",
"version": "16.9.8a"
},
{
"status": "affected",
"version": "17.6.1z1"
},
{
"status": "affected",
"version": "17.10.1a"
},
{
"status": "affected",
"version": "17.9.2"
},
{
"status": "affected",
"version": "17.6.5"
},
{
"status": "affected",
"version": "17.9.1x"
},
{
"status": "affected",
"version": "17.9.1y"
},
{
"status": "affected",
"version": "16.9.8b"
},
{
"status": "affected",
"version": "17.3.7"
},
{
"status": "affected",
"version": "17.9.2a"
},
{
"status": "affected",
"version": "17.9.3"
},
{
"status": "affected",
"version": "16.12.9"
},
{
"status": "affected",
"version": "17.11.1"
},
{
"status": "affected",
"version": "17.10.1b"
},
{
"status": "affected",
"version": "17.6.6"
},
{
"status": "affected",
"version": "17.9.1x1"
},
{
"status": "affected",
"version": "17.11.1a"
},
{
"status": "affected",
"version": "17.9.3a"
},
{
"status": "affected",
"version": "17.12.1"
},
{
"status": "affected",
"version": "17.3.8"
},
{
"status": "affected",
"version": "17.9.4"
},
{
"status": "affected",
"version": "16.12.10"
},
{
"status": "affected",
"version": "17.12.1w"
},
{
"status": "affected",
"version": "17.9.1y1"
},
{
"status": "affected",
"version": "17.12.1a"
},
{
"status": "affected",
"version": "17.9.5"
},
{
"status": "affected",
"version": "17.13.1"
},
{
"status": "affected",
"version": "17.12.1x"
},
{
"status": "affected",
"version": "17.12.2"
},
{
"status": "affected",
"version": "17.14.1"
},
{
"status": "affected",
"version": "17.9.4a"
},
{
"status": "affected",
"version": "17.3.8a"
},
{
"status": "affected",
"version": "17.6.6a"
},
{
"status": "affected",
"version": "17.6.5a"
},
{
"status": "affected",
"version": "17.6.7"
},
{
"status": "affected",
"version": "16.12.10a"
},
{
"status": "affected",
"version": "17.15.1"
},
{
"status": "affected",
"version": "17.13.1a"
},
{
"status": "affected",
"version": "17.12.2a"
},
{
"status": "affected",
"version": "16.12.11"
},
{
"status": "affected",
"version": "17.12.3"
},
{
"status": "affected",
"version": "17.12.1y"
},
{
"status": "affected",
"version": "17.12.1z"
},
{
"status": "affected",
"version": "17.9.5a"
},
{
"status": "affected",
"version": "17.14.1a"
},
{
"status": "affected",
"version": "17.9.5b"
},
{
"status": "affected",
"version": "17.6.8"
},
{
"status": "affected",
"version": "16.12.12"
},
{
"status": "affected",
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CVE-2026-20271 (GCVE-0-2026-20271)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20271 are related to insufficient control flow management issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-691.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:33 UTC
CWE
- CWE-691 - Insufficient Control Flow Management
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
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],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20271 are related to insufficient control flow management issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-691.\r\n\u0026nbsp;"
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
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{
"descriptions": [
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"description": "Insufficient Control Flow Management",
"lang": "en",
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]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:19:22.991Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"
}
],
"source": {
"advisory": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"defects": [
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],
"discovery": "INTERNAL"
},
"title": "Cisco IOS XE Software Security Hardening Release"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20271",
"datePublished": "2026-08-05T16:19:22.991Z",
"dateReserved": "2025-10-08T11:59:15.402Z",
"dateUpdated": "2026-08-14T21:00:51.867Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20270 (GCVE-0-2026-20270)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20270 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-682.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:33 UTC
CWE
- CWE-682 - Incorrect Calculation
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20270",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T17:33:40.263658Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T17:45:14.727Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:51.983Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
"x_bundling-flagged-by-CVE-Program"
]
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco IOS XE Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "17.2.1a"
},
{
"status": "affected",
"version": "16.12.1y"
},
{
"status": "affected",
"version": "16.12.3s"
},
{
"status": "affected",
"version": "16.7.1b"
},
{
"status": "affected",
"version": "16.6.2"
},
{
"status": "affected",
"version": "16.6.5"
},
{
"status": "affected",
"version": "16.12.1w"
},
{
"status": "affected",
"version": "16.9.1d"
},
{
"status": "affected",
"version": "17.3.1"
},
{
"status": "affected",
"version": "16.9.4c"
},
{
"status": "affected",
"version": "16.7.1"
},
{
"status": "affected",
"version": "17.2.1"
},
{
"status": "affected",
"version": "16.6.8"
},
{
"status": "affected",
"version": "16.9.1b"
},
{
"status": "affected",
"version": "16.9.2s"
},
{
"status": "affected",
"version": "16.12.4"
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{
"status": "affected",
"version": "16.12.3a"
},
{
"status": "affected",
"version": "17.1.1s"
},
{
"status": "affected",
"version": "16.11.1a"
},
{
"status": "affected",
"version": "16.7.2"
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{
"status": "affected",
"version": "16.11.1b"
},
{
"status": "affected",
"version": "16.9.1s"
},
{
"status": "affected",
"version": "16.9.3h"
},
{
"status": "affected",
"version": "16.9.1c"
},
{
"status": "affected",
"version": "16.6.5a"
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{
"status": "affected",
"version": "16.6.3"
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{
"status": "affected",
"version": "16.10.1f"
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{
"status": "affected",
"version": "17.2.1v"
},
{
"status": "affected",
"version": "16.8.1e"
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{
"status": "affected",
"version": "16.9.3a"
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{
"status": "affected",
"version": "16.12.1a"
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{
"status": "affected",
"version": "16.12.1x"
},
{
"status": "affected",
"version": "16.6.4s"
},
{
"status": "affected",
"version": "16.10.1c"
},
{
"status": "affected",
"version": "16.12.3"
},
{
"status": "affected",
"version": "16.11.2"
},
{
"status": "affected",
"version": "16.6.5b"
},
{
"status": "affected",
"version": "16.12.2s"
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{
"status": "affected",
"version": "16.10.1b"
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{
"status": "affected",
"version": "16.7.3"
},
{
"status": "affected",
"version": "16.6.7"
},
{
"status": "affected",
"version": "16.9.6"
},
{
"status": "affected",
"version": "16.9.2"
},
{
"status": "affected",
"version": "16.10.1"
},
{
"status": "affected",
"version": "16.12.1t"
},
{
"status": "affected",
"version": "16.9.1"
},
{
"status": "affected",
"version": "16.8.1a"
},
{
"status": "affected",
"version": "16.9.3s"
},
{
"status": "affected",
"version": "16.6.7a"
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{
"status": "affected",
"version": "16.12.2"
},
{
"status": "affected",
"version": "16.11.1"
},
{
"status": "affected",
"version": "16.9.3"
},
{
"status": "affected",
"version": "16.11.1s"
},
{
"status": "affected",
"version": "16.12.1"
},
{
"status": "affected",
"version": "17.1.1"
},
{
"status": "affected",
"version": "17.1.2"
},
{
"status": "affected",
"version": "16.10.1d"
},
{
"status": "affected",
"version": "17.1.1t"
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{
"status": "affected",
"version": "16.9.4"
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{
"status": "affected",
"version": "16.8.3"
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{
"status": "affected",
"version": "16.12.2t"
},
{
"status": "affected",
"version": "16.9.5"
},
{
"status": "affected",
"version": "16.8.1s"
},
{
"status": "affected",
"version": "16.10.1e"
},
{
"status": "affected",
"version": "16.8.2"
},
{
"status": "affected",
"version": "16.6.4"
},
{
"status": "affected",
"version": "16.8.1b"
},
{
"status": "affected",
"version": "16.10.1a"
},
{
"status": "affected",
"version": "16.12.1z"
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{
"status": "affected",
"version": "16.8.1c"
},
{
"status": "affected",
"version": "16.9.1a"
},
{
"status": "affected",
"version": "16.9.5f"
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{
"status": "affected",
"version": "16.6.4a"
},
{
"status": "affected",
"version": "16.10.1g"
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{
"status": "affected",
"version": "16.8.1"
},
{
"status": "affected",
"version": "16.6.6"
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{
"status": "affected",
"version": "16.9.2a"
},
{
"status": "affected",
"version": "16.8.1d"
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{
"status": "affected",
"version": "16.10.3"
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{
"status": "affected",
"version": "16.7.1a"
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{
"status": "affected",
"version": "16.11.1c"
},
{
"status": "affected",
"version": "16.10.1s"
},
{
"status": "affected",
"version": "17.2.1r"
},
{
"status": "affected",
"version": "17.1.1a"
},
{
"status": "affected",
"version": "16.10.2"
},
{
"status": "affected",
"version": "16.12.2a"
},
{
"status": "affected",
"version": "16.12.1c"
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{
"status": "affected",
"version": "16.12.1s"
},
{
"status": "affected",
"version": "16.7.4"
},
{
"status": "affected",
"version": "17.2.2"
},
{
"status": "affected",
"version": "16.9.8"
},
{
"status": "affected",
"version": "16.9.7"
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{
"status": "affected",
"version": "17.1.3"
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{
"status": "affected",
"version": "17.3.1a"
},
{
"status": "affected",
"version": "17.3.2a"
},
{
"status": "affected",
"version": "16.12.5"
},
{
"status": "affected",
"version": "17.3.1w"
},
{
"status": "affected",
"version": "17.3.2"
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{
"status": "affected",
"version": "17.4.1"
},
{
"status": "affected",
"version": "16.12.4a"
},
{
"status": "affected",
"version": "17.4.1a"
},
{
"status": "affected",
"version": "17.3.1x"
},
{
"status": "affected",
"version": "17.3.3"
},
{
"status": "affected",
"version": "16.6.9"
},
{
"status": "affected",
"version": "17.2.3"
},
{
"status": "affected",
"version": "17.5.1"
},
{
"status": "affected",
"version": "16.12.1z1"
},
{
"status": "affected",
"version": "16.12.5a"
},
{
"status": "affected",
"version": "17.4.1b"
},
{
"status": "affected",
"version": "17.3.1z"
},
{
"status": "affected",
"version": "16.12.5b"
},
{
"status": "affected",
"version": "17.4.2"
},
{
"status": "affected",
"version": "17.3.3a"
},
{
"status": "affected",
"version": "17.3.5"
},
{
"status": "affected",
"version": "17.3.4"
},
{
"status": "affected",
"version": "17.5.1a"
},
{
"status": "affected",
"version": "16.12.6"
},
{
"status": "affected",
"version": "17.6.1"
},
{
"status": "affected",
"version": "16.12.1z2"
},
{
"status": "affected",
"version": "16.6.10"
},
{
"status": "affected",
"version": "17.3.4a"
},
{
"status": "affected",
"version": "17.6.1a"
},
{
"status": "affected",
"version": "17.7.1"
},
{
"status": "affected",
"version": "17.6.1x"
},
{
"status": "affected",
"version": "17.6.2"
},
{
"status": "affected",
"version": "16.12.6a"
},
{
"status": "affected",
"version": "17.3.4c"
},
{
"status": "affected",
"version": "17.4.2a"
},
{
"status": "affected",
"version": "17.3.4b"
},
{
"status": "affected",
"version": "17.7.1a"
},
{
"status": "affected",
"version": "16.12.7"
},
{
"status": "affected",
"version": "17.8.1a"
},
{
"status": "affected",
"version": "17.6.3a"
},
{
"status": "affected",
"version": "17.6.3"
},
{
"status": "affected",
"version": "17.7.2"
},
{
"status": "affected",
"version": "17.7.1b"
},
{
"status": "affected",
"version": "17.9.1w"
},
{
"status": "affected",
"version": "17.3.5a"
},
{
"status": "affected",
"version": "17.6.1z"
},
{
"status": "affected",
"version": "16.12.8"
},
{
"status": "affected",
"version": "17.8.1"
},
{
"status": "affected",
"version": "17.9.1"
},
{
"status": "affected",
"version": "17.6.4"
},
{
"status": "affected",
"version": "17.3.5b"
},
{
"status": "affected",
"version": "17.9.1a"
},
{
"status": "affected",
"version": "17.3.6"
},
{
"status": "affected",
"version": "17.10.1"
},
{
"status": "affected",
"version": "16.9.8a"
},
{
"status": "affected",
"version": "17.6.1z1"
},
{
"status": "affected",
"version": "17.10.1a"
},
{
"status": "affected",
"version": "17.9.2"
},
{
"status": "affected",
"version": "17.6.5"
},
{
"status": "affected",
"version": "17.9.1x"
},
{
"status": "affected",
"version": "17.9.1y"
},
{
"status": "affected",
"version": "16.9.8b"
},
{
"status": "affected",
"version": "17.3.7"
},
{
"status": "affected",
"version": "17.9.2a"
},
{
"status": "affected",
"version": "17.9.3"
},
{
"status": "affected",
"version": "16.12.9"
},
{
"status": "affected",
"version": "17.11.1"
},
{
"status": "affected",
"version": "17.10.1b"
},
{
"status": "affected",
"version": "17.6.6"
},
{
"status": "affected",
"version": "17.9.1x1"
},
{
"status": "affected",
"version": "17.11.1a"
},
{
"status": "affected",
"version": "17.9.3a"
},
{
"status": "affected",
"version": "17.12.1"
},
{
"status": "affected",
"version": "17.3.8"
},
{
"status": "affected",
"version": "17.9.4"
},
{
"status": "affected",
"version": "16.12.10"
},
{
"status": "affected",
"version": "17.12.1w"
},
{
"status": "affected",
"version": "17.9.1y1"
},
{
"status": "affected",
"version": "17.12.1a"
},
{
"status": "affected",
"version": "17.9.5"
},
{
"status": "affected",
"version": "17.13.1"
},
{
"status": "affected",
"version": "17.12.1x"
},
{
"status": "affected",
"version": "17.12.2"
},
{
"status": "affected",
"version": "17.14.1"
},
{
"status": "affected",
"version": "17.9.4a"
},
{
"status": "affected",
"version": "17.3.8a"
},
{
"status": "affected",
"version": "17.6.6a"
},
{
"status": "affected",
"version": "17.6.5a"
},
{
"status": "affected",
"version": "17.6.7"
},
{
"status": "affected",
"version": "16.12.10a"
},
{
"status": "affected",
"version": "17.15.1"
},
{
"status": "affected",
"version": "17.13.1a"
},
{
"status": "affected",
"version": "17.12.2a"
},
{
"status": "affected",
"version": "16.12.11"
},
{
"status": "affected",
"version": "17.12.3"
},
{
"status": "affected",
"version": "17.12.1y"
},
{
"status": "affected",
"version": "17.12.1z"
},
{
"status": "affected",
"version": "17.9.5a"
},
{
"status": "affected",
"version": "17.14.1a"
},
{
"status": "affected",
"version": "17.9.5b"
},
{
"status": "affected",
"version": "17.6.8"
},
{
"status": "affected",
"version": "16.12.12"
},
{
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CVE-2026-20269 (GCVE-0-2026-20269)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:19 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20269 are related to issues with improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:33 UTC
CWE
- CWE-664 - Improper Control of a Resource Through its Lifetime
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
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],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20269 are related to issues with improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
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{
"descriptions": [
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"cweId": "CWE-664",
"description": "Improper Control of a Resource Through its Lifetime",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:19:04.799Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"
}
],
"source": {
"advisory": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"defects": [
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],
"discovery": "INTERNAL"
},
"title": "Cisco IOS XE Software Security Hardening Release"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20269",
"datePublished": "2026-08-05T16:19:04.799Z",
"dateReserved": "2025-10-08T11:59:15.402Z",
"dateUpdated": "2026-08-14T21:00:52.113Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20268 (GCVE-0-2026-20268)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:18 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20268 are related to issues with improper restriction of operations within the bounds of a memory buffer that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-119.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:33 UTC
CWE
- CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20268",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T17:33:23.123030Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T17:45:15.109Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"descriptions": [
{
"lang": "en",
"value": "The CVE Program recognizes that this CVE Record provides vulnerability information that a Supplier CNA believes is very important to consumers. The CVE Program has flagged this CVE Record as it assigns a single CVE ID to a collection of individual vulnerabilities which does not align with CVE\u0027s \"one vulnerability, one ID\" principle, and therefore provides incomplete information. For further clarification, please see the CVE Program\u0027s blog, \"Preserving Vulnerability-Level Identification\" linked below. Details within the CNA container below are viewable by clicking on the CNA name."
}
],
"providerMetadata": {
"dateUpdated": "2026-08-14T21:00:52.238Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification"
}
],
"tags": [
"x_bundling-flagged-by-CVE-Program"
]
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco IOS XE Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "17.2.1a"
},
{
"status": "affected",
"version": "16.12.1y"
},
{
"status": "affected",
"version": "16.12.3s"
},
{
"status": "affected",
"version": "16.7.1b"
},
{
"status": "affected",
"version": "16.6.2"
},
{
"status": "affected",
"version": "16.6.5"
},
{
"status": "affected",
"version": "16.12.1w"
},
{
"status": "affected",
"version": "16.9.1d"
},
{
"status": "affected",
"version": "17.3.1"
},
{
"status": "affected",
"version": "16.9.4c"
},
{
"status": "affected",
"version": "16.7.1"
},
{
"status": "affected",
"version": "17.2.1"
},
{
"status": "affected",
"version": "16.6.8"
},
{
"status": "affected",
"version": "16.9.1b"
},
{
"status": "affected",
"version": "16.9.2s"
},
{
"status": "affected",
"version": "16.12.4"
},
{
"status": "affected",
"version": "16.12.3a"
},
{
"status": "affected",
"version": "17.1.1s"
},
{
"status": "affected",
"version": "16.11.1a"
},
{
"status": "affected",
"version": "16.7.2"
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{
"status": "affected",
"version": "16.11.1b"
},
{
"status": "affected",
"version": "16.9.1s"
},
{
"status": "affected",
"version": "16.9.3h"
},
{
"status": "affected",
"version": "16.9.1c"
},
{
"status": "affected",
"version": "16.6.5a"
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{
"status": "affected",
"version": "16.6.3"
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{
"status": "affected",
"version": "16.10.1f"
},
{
"status": "affected",
"version": "17.2.1v"
},
{
"status": "affected",
"version": "16.8.1e"
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{
"status": "affected",
"version": "16.9.3a"
},
{
"status": "affected",
"version": "16.12.1a"
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{
"status": "affected",
"version": "16.12.1x"
},
{
"status": "affected",
"version": "16.6.4s"
},
{
"status": "affected",
"version": "16.10.1c"
},
{
"status": "affected",
"version": "16.12.3"
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{
"status": "affected",
"version": "16.11.2"
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{
"status": "affected",
"version": "16.6.5b"
},
{
"status": "affected",
"version": "16.12.2s"
},
{
"status": "affected",
"version": "16.10.1b"
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{
"status": "affected",
"version": "16.7.3"
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{
"status": "affected",
"version": "16.6.7"
},
{
"status": "affected",
"version": "16.9.6"
},
{
"status": "affected",
"version": "16.9.2"
},
{
"status": "affected",
"version": "16.10.1"
},
{
"status": "affected",
"version": "16.12.1t"
},
{
"status": "affected",
"version": "16.9.1"
},
{
"status": "affected",
"version": "16.8.1a"
},
{
"status": "affected",
"version": "16.9.3s"
},
{
"status": "affected",
"version": "16.6.7a"
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{
"status": "affected",
"version": "16.12.2"
},
{
"status": "affected",
"version": "16.11.1"
},
{
"status": "affected",
"version": "16.9.3"
},
{
"status": "affected",
"version": "16.11.1s"
},
{
"status": "affected",
"version": "16.12.1"
},
{
"status": "affected",
"version": "17.1.1"
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{
"status": "affected",
"version": "17.1.2"
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{
"status": "affected",
"version": "16.10.1d"
},
{
"status": "affected",
"version": "17.1.1t"
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{
"status": "affected",
"version": "16.9.4"
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{
"status": "affected",
"version": "16.8.3"
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{
"status": "affected",
"version": "16.12.2t"
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{
"status": "affected",
"version": "16.9.5"
},
{
"status": "affected",
"version": "16.8.1s"
},
{
"status": "affected",
"version": "16.10.1e"
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{
"status": "affected",
"version": "16.8.2"
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{
"status": "affected",
"version": "16.6.4"
},
{
"status": "affected",
"version": "16.8.1b"
},
{
"status": "affected",
"version": "16.10.1a"
},
{
"status": "affected",
"version": "16.12.1z"
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{
"status": "affected",
"version": "16.8.1c"
},
{
"status": "affected",
"version": "16.9.1a"
},
{
"status": "affected",
"version": "16.9.5f"
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{
"status": "affected",
"version": "16.6.4a"
},
{
"status": "affected",
"version": "16.10.1g"
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{
"status": "affected",
"version": "16.8.1"
},
{
"status": "affected",
"version": "16.6.6"
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{
"status": "affected",
"version": "16.9.2a"
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{
"status": "affected",
"version": "16.8.1d"
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{
"status": "affected",
"version": "16.10.3"
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{
"status": "affected",
"version": "16.7.1a"
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{
"status": "affected",
"version": "16.11.1c"
},
{
"status": "affected",
"version": "16.10.1s"
},
{
"status": "affected",
"version": "17.2.1r"
},
{
"status": "affected",
"version": "17.1.1a"
},
{
"status": "affected",
"version": "16.10.2"
},
{
"status": "affected",
"version": "16.12.2a"
},
{
"status": "affected",
"version": "16.12.1c"
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{
"status": "affected",
"version": "16.12.1s"
},
{
"status": "affected",
"version": "16.7.4"
},
{
"status": "affected",
"version": "17.2.2"
},
{
"status": "affected",
"version": "16.9.8"
},
{
"status": "affected",
"version": "16.9.7"
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{
"status": "affected",
"version": "17.1.3"
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{
"status": "affected",
"version": "17.3.1a"
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{
"status": "affected",
"version": "17.3.2a"
},
{
"status": "affected",
"version": "16.12.5"
},
{
"status": "affected",
"version": "17.3.1w"
},
{
"status": "affected",
"version": "17.3.2"
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{
"status": "affected",
"version": "17.4.1"
},
{
"status": "affected",
"version": "16.12.4a"
},
{
"status": "affected",
"version": "17.4.1a"
},
{
"status": "affected",
"version": "17.3.1x"
},
{
"status": "affected",
"version": "17.3.3"
},
{
"status": "affected",
"version": "16.6.9"
},
{
"status": "affected",
"version": "17.2.3"
},
{
"status": "affected",
"version": "17.5.1"
},
{
"status": "affected",
"version": "16.12.1z1"
},
{
"status": "affected",
"version": "16.12.5a"
},
{
"status": "affected",
"version": "17.4.1b"
},
{
"status": "affected",
"version": "17.3.1z"
},
{
"status": "affected",
"version": "16.12.5b"
},
{
"status": "affected",
"version": "17.4.2"
},
{
"status": "affected",
"version": "17.3.3a"
},
{
"status": "affected",
"version": "17.3.5"
},
{
"status": "affected",
"version": "17.3.4"
},
{
"status": "affected",
"version": "17.5.1a"
},
{
"status": "affected",
"version": "16.12.6"
},
{
"status": "affected",
"version": "17.6.1"
},
{
"status": "affected",
"version": "16.12.1z2"
},
{
"status": "affected",
"version": "16.6.10"
},
{
"status": "affected",
"version": "17.3.4a"
},
{
"status": "affected",
"version": "17.6.1a"
},
{
"status": "affected",
"version": "17.7.1"
},
{
"status": "affected",
"version": "17.6.1x"
},
{
"status": "affected",
"version": "17.6.2"
},
{
"status": "affected",
"version": "16.12.6a"
},
{
"status": "affected",
"version": "17.3.4c"
},
{
"status": "affected",
"version": "17.4.2a"
},
{
"status": "affected",
"version": "17.3.4b"
},
{
"status": "affected",
"version": "17.7.1a"
},
{
"status": "affected",
"version": "16.12.7"
},
{
"status": "affected",
"version": "17.8.1a"
},
{
"status": "affected",
"version": "17.6.3a"
},
{
"status": "affected",
"version": "17.6.3"
},
{
"status": "affected",
"version": "17.7.2"
},
{
"status": "affected",
"version": "17.7.1b"
},
{
"status": "affected",
"version": "17.9.1w"
},
{
"status": "affected",
"version": "17.3.5a"
},
{
"status": "affected",
"version": "17.6.1z"
},
{
"status": "affected",
"version": "16.12.8"
},
{
"status": "affected",
"version": "17.8.1"
},
{
"status": "affected",
"version": "17.9.1"
},
{
"status": "affected",
"version": "17.6.4"
},
{
"status": "affected",
"version": "17.3.5b"
},
{
"status": "affected",
"version": "17.9.1a"
},
{
"status": "affected",
"version": "17.3.6"
},
{
"status": "affected",
"version": "17.10.1"
},
{
"status": "affected",
"version": "16.9.8a"
},
{
"status": "affected",
"version": "17.6.1z1"
},
{
"status": "affected",
"version": "17.10.1a"
},
{
"status": "affected",
"version": "17.9.2"
},
{
"status": "affected",
"version": "17.6.5"
},
{
"status": "affected",
"version": "17.9.1x"
},
{
"status": "affected",
"version": "17.9.1y"
},
{
"status": "affected",
"version": "16.9.8b"
},
{
"status": "affected",
"version": "17.3.7"
},
{
"status": "affected",
"version": "17.9.2a"
},
{
"status": "affected",
"version": "17.9.3"
},
{
"status": "affected",
"version": "16.12.9"
},
{
"status": "affected",
"version": "17.11.1"
},
{
"status": "affected",
"version": "17.10.1b"
},
{
"status": "affected",
"version": "17.6.6"
},
{
"status": "affected",
"version": "17.9.1x1"
},
{
"status": "affected",
"version": "17.11.1a"
},
{
"status": "affected",
"version": "17.9.3a"
},
{
"status": "affected",
"version": "17.12.1"
},
{
"status": "affected",
"version": "17.3.8"
},
{
"status": "affected",
"version": "17.9.4"
},
{
"status": "affected",
"version": "16.12.10"
},
{
"status": "affected",
"version": "17.12.1w"
},
{
"status": "affected",
"version": "17.9.1y1"
},
{
"status": "affected",
"version": "17.12.1a"
},
{
"status": "affected",
"version": "17.9.5"
},
{
"status": "affected",
"version": "17.13.1"
},
{
"status": "affected",
"version": "17.12.1x"
},
{
"status": "affected",
"version": "17.12.2"
},
{
"status": "affected",
"version": "17.14.1"
},
{
"status": "affected",
"version": "17.9.4a"
},
{
"status": "affected",
"version": "17.3.8a"
},
{
"status": "affected",
"version": "17.6.6a"
},
{
"status": "affected",
"version": "17.6.5a"
},
{
"status": "affected",
"version": "17.6.7"
},
{
"status": "affected",
"version": "16.12.10a"
},
{
"status": "affected",
"version": "17.15.1"
},
{
"status": "affected",
"version": "17.13.1a"
},
{
"status": "affected",
"version": "17.12.2a"
},
{
"status": "affected",
"version": "16.12.11"
},
{
"status": "affected",
"version": "17.12.3"
},
{
"status": "affected",
"version": "17.12.1y"
},
{
"status": "affected",
"version": "17.12.1z"
},
{
"status": "affected",
"version": "17.9.5a"
},
{
"status": "affected",
"version": "17.14.1a"
},
{
"status": "affected",
"version": "17.9.5b"
},
{
"status": "affected",
"version": "17.6.8"
},
{
"status": "affected",
"version": "16.12.12"
},
{
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CVE-2026-20267 (GCVE-0-2026-20267)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:18 – Updated: 2026-08-14 21:00
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Security Hardening Release
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20267 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284.
Severity
9 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-284 - Improper Access Control
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 17.15.7 Affected: 16.12.16 |
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],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by\u0026nbsp;CVE-2026-20267 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar\u0026nbsp;CWE-284."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
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{
"descriptions": [
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"cweId": "CWE-284",
"description": "Improper Access Control",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:18:50.636Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"
}
],
"source": {
"advisory": "cisco-sa-hardening-iosxe-V8NMuMZJ",
"defects": [
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],
"discovery": "INTERNAL"
},
"title": "Cisco IOS XE Software Security Hardening Release"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20267",
"datePublished": "2026-08-05T16:18:50.636Z",
"dateReserved": "2025-10-08T11:59:15.402Z",
"dateUpdated": "2026-08-14T21:00:52.391Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20263 (GCVE-0-2026-20263)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:18 – Updated: 2026-08-05 17:45
VLAI
EPSS
VEX
Title
Cisco IOS XE Software Blocks Extensible Exchange Protocol Denial of Service Vulnerability
Summary
A vulnerability in the Blocks Extensible Exchange Protocol (BEEP) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.
This vulnerability is due to improper handling when parsing a specific BEEP SOAP request. An attacker could exploit this vulnerability by sending a specific BEEP SOAP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:31 UTC
CWE
- CWE-388 - Error Handling
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 16.10.1 Affected: 16.12.1t Affected: 16.9.1 Affected: 16.8.1a Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.18.1z Affected: 17.9.7b Affected: 17.12.5c Affected: 26.1.1 Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.12.7 Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.15.5 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.15.5a Affected: 17.18.1y Affected: 17.12.7a Affected: 17.18.3 Affected: 17.12.7b Affected: 17.18.3a Affected: 26.1.1a Affected: 26.2.1ea |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20263",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T17:31:04.401885Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T17:45:15.473Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco IOS XE Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "17.2.1a"
},
{
"status": "affected",
"version": "16.12.1y"
},
{
"status": "affected",
"version": "16.12.3s"
},
{
"status": "affected",
"version": "16.7.1b"
},
{
"status": "affected",
"version": "16.6.2"
},
{
"status": "affected",
"version": "16.6.5"
},
{
"status": "affected",
"version": "16.12.1w"
},
{
"status": "affected",
"version": "16.9.1d"
},
{
"status": "affected",
"version": "17.3.1"
},
{
"status": "affected",
"version": "16.9.4c"
},
{
"status": "affected",
"version": "16.7.1"
},
{
"status": "affected",
"version": "17.2.1"
},
{
"status": "affected",
"version": "16.6.8"
},
{
"status": "affected",
"version": "16.9.1b"
},
{
"status": "affected",
"version": "16.9.2s"
},
{
"status": "affected",
"version": "16.12.4"
},
{
"status": "affected",
"version": "16.12.3a"
},
{
"status": "affected",
"version": "17.1.1s"
},
{
"status": "affected",
"version": "16.11.1a"
},
{
"status": "affected",
"version": "16.7.2"
},
{
"status": "affected",
"version": "16.11.1b"
},
{
"status": "affected",
"version": "16.9.1s"
},
{
"status": "affected",
"version": "16.9.3h"
},
{
"status": "affected",
"version": "16.9.1c"
},
{
"status": "affected",
"version": "16.6.5a"
},
{
"status": "affected",
"version": "16.6.3"
},
{
"status": "affected",
"version": "16.10.1f"
},
{
"status": "affected",
"version": "17.2.1v"
},
{
"status": "affected",
"version": "16.8.1e"
},
{
"status": "affected",
"version": "16.9.3a"
},
{
"status": "affected",
"version": "16.12.1a"
},
{
"status": "affected",
"version": "16.12.1x"
},
{
"status": "affected",
"version": "16.6.4s"
},
{
"status": "affected",
"version": "16.10.1c"
},
{
"status": "affected",
"version": "16.12.3"
},
{
"status": "affected",
"version": "16.11.2"
},
{
"status": "affected",
"version": "16.6.5b"
},
{
"status": "affected",
"version": "16.12.2s"
},
{
"status": "affected",
"version": "16.10.1b"
},
{
"status": "affected",
"version": "16.7.3"
},
{
"status": "affected",
"version": "16.6.7"
},
{
"status": "affected",
"version": "16.9.6"
},
{
"status": "affected",
"version": "16.9.2"
},
{
"status": "affected",
"version": "16.10.1"
},
{
"status": "affected",
"version": "16.12.1t"
},
{
"status": "affected",
"version": "16.9.1"
},
{
"status": "affected",
"version": "16.8.1a"
},
{
"status": "affected",
"version": "16.9.3s"
},
{
"status": "affected",
"version": "16.6.7a"
},
{
"status": "affected",
"version": "16.12.2"
},
{
"status": "affected",
"version": "16.11.1"
},
{
"status": "affected",
"version": "16.9.3"
},
{
"status": "affected",
"version": "16.11.1s"
},
{
"status": "affected",
"version": "16.12.1"
},
{
"status": "affected",
"version": "17.1.1"
},
{
"status": "affected",
"version": "17.1.2"
},
{
"status": "affected",
"version": "16.10.1d"
},
{
"status": "affected",
"version": "17.1.1t"
},
{
"status": "affected",
"version": "16.9.4"
},
{
"status": "affected",
"version": "16.8.3"
},
{
"status": "affected",
"version": "16.12.2t"
},
{
"status": "affected",
"version": "16.9.5"
},
{
"status": "affected",
"version": "16.8.1s"
},
{
"status": "affected",
"version": "16.10.1e"
},
{
"status": "affected",
"version": "16.8.2"
},
{
"status": "affected",
"version": "16.6.4"
},
{
"status": "affected",
"version": "16.8.1b"
},
{
"status": "affected",
"version": "16.10.1a"
},
{
"status": "affected",
"version": "16.12.1z"
},
{
"status": "affected",
"version": "16.8.1c"
},
{
"status": "affected",
"version": "16.9.1a"
},
{
"status": "affected",
"version": "16.9.5f"
},
{
"status": "affected",
"version": "16.6.4a"
},
{
"status": "affected",
"version": "16.10.1g"
},
{
"status": "affected",
"version": "16.8.1"
},
{
"status": "affected",
"version": "16.6.6"
},
{
"status": "affected",
"version": "16.9.2a"
},
{
"status": "affected",
"version": "16.8.1d"
},
{
"status": "affected",
"version": "16.10.3"
},
{
"status": "affected",
"version": "16.7.1a"
},
{
"status": "affected",
"version": "16.11.1c"
},
{
"status": "affected",
"version": "16.10.1s"
},
{
"status": "affected",
"version": "17.2.1r"
},
{
"status": "affected",
"version": "17.1.1a"
},
{
"status": "affected",
"version": "16.10.2"
},
{
"status": "affected",
"version": "16.12.2a"
},
{
"status": "affected",
"version": "16.12.1c"
},
{
"status": "affected",
"version": "16.12.1s"
},
{
"status": "affected",
"version": "16.7.4"
},
{
"status": "affected",
"version": "17.2.2"
},
{
"status": "affected",
"version": "16.9.8"
},
{
"status": "affected",
"version": "16.9.7"
},
{
"status": "affected",
"version": "17.1.3"
},
{
"status": "affected",
"version": "17.3.1a"
},
{
"status": "affected",
"version": "17.3.2a"
},
{
"status": "affected",
"version": "16.12.5"
},
{
"status": "affected",
"version": "17.3.1w"
},
{
"status": "affected",
"version": "17.3.2"
},
{
"status": "affected",
"version": "17.4.1"
},
{
"status": "affected",
"version": "16.12.4a"
},
{
"status": "affected",
"version": "17.4.1a"
},
{
"status": "affected",
"version": "17.3.1x"
},
{
"status": "affected",
"version": "17.3.3"
},
{
"status": "affected",
"version": "16.6.9"
},
{
"status": "affected",
"version": "17.2.3"
},
{
"status": "affected",
"version": "17.5.1"
},
{
"status": "affected",
"version": "16.12.1z1"
},
{
"status": "affected",
"version": "16.12.5a"
},
{
"status": "affected",
"version": "17.4.1b"
},
{
"status": "affected",
"version": "17.3.1z"
},
{
"status": "affected",
"version": "16.12.5b"
},
{
"status": "affected",
"version": "17.4.2"
},
{
"status": "affected",
"version": "17.3.3a"
},
{
"status": "affected",
"version": "17.3.5"
},
{
"status": "affected",
"version": "17.3.4"
},
{
"status": "affected",
"version": "17.5.1a"
},
{
"status": "affected",
"version": "16.12.6"
},
{
"status": "affected",
"version": "17.6.1"
},
{
"status": "affected",
"version": "16.12.1z2"
},
{
"status": "affected",
"version": "16.6.10"
},
{
"status": "affected",
"version": "17.3.4a"
},
{
"status": "affected",
"version": "17.6.1a"
},
{
"status": "affected",
"version": "17.7.1"
},
{
"status": "affected",
"version": "17.6.1x"
},
{
"status": "affected",
"version": "17.6.2"
},
{
"status": "affected",
"version": "16.12.6a"
},
{
"status": "affected",
"version": "17.3.4c"
},
{
"status": "affected",
"version": "17.4.2a"
},
{
"status": "affected",
"version": "17.3.4b"
},
{
"status": "affected",
"version": "17.7.1a"
},
{
"status": "affected",
"version": "16.12.7"
},
{
"status": "affected",
"version": "17.8.1a"
},
{
"status": "affected",
"version": "17.6.3a"
},
{
"status": "affected",
"version": "17.6.3"
},
{
"status": "affected",
"version": "17.7.2"
},
{
"status": "affected",
"version": "17.7.1b"
},
{
"status": "affected",
"version": "17.9.1w"
},
{
"status": "affected",
"version": "17.3.5a"
},
{
"status": "affected",
"version": "17.6.1z"
},
{
"status": "affected",
"version": "16.12.8"
},
{
"status": "affected",
"version": "17.8.1"
},
{
"status": "affected",
"version": "17.9.1"
},
{
"status": "affected",
"version": "17.6.4"
},
{
"status": "affected",
"version": "17.3.5b"
},
{
"status": "affected",
"version": "17.9.1a"
},
{
"status": "affected",
"version": "17.3.6"
},
{
"status": "affected",
"version": "17.10.1"
},
{
"status": "affected",
"version": "16.9.8a"
},
{
"status": "affected",
"version": "17.6.1z1"
},
{
"status": "affected",
"version": "17.10.1a"
},
{
"status": "affected",
"version": "17.9.2"
},
{
"status": "affected",
"version": "17.6.5"
},
{
"status": "affected",
"version": "17.9.1x"
},
{
"status": "affected",
"version": "17.9.1y"
},
{
"status": "affected",
"version": "16.9.8b"
},
{
"status": "affected",
"version": "17.3.7"
},
{
"status": "affected",
"version": "17.9.2a"
},
{
"status": "affected",
"version": "17.9.3"
},
{
"status": "affected",
"version": "16.12.9"
},
{
"status": "affected",
"version": "17.11.1"
},
{
"status": "affected",
"version": "17.10.1b"
},
{
"status": "affected",
"version": "17.6.6"
},
{
"status": "affected",
"version": "17.9.1x1"
},
{
"status": "affected",
"version": "17.11.1a"
},
{
"status": "affected",
"version": "17.9.3a"
},
{
"status": "affected",
"version": "17.12.1"
},
{
"status": "affected",
"version": "17.3.8"
},
{
"status": "affected",
"version": "17.9.4"
},
{
"status": "affected",
"version": "16.12.10"
},
{
"status": "affected",
"version": "17.12.1w"
},
{
"status": "affected",
"version": "17.9.1y1"
},
{
"status": "affected",
"version": "17.12.1a"
},
{
"status": "affected",
"version": "17.9.5"
},
{
"status": "affected",
"version": "17.13.1"
},
{
"status": "affected",
"version": "17.12.1x"
},
{
"status": "affected",
"version": "17.12.2"
},
{
"status": "affected",
"version": "17.14.1"
},
{
"status": "affected",
"version": "17.9.4a"
},
{
"status": "affected",
"version": "17.3.8a"
},
{
"status": "affected",
"version": "17.6.6a"
},
{
"status": "affected",
"version": "17.6.5a"
},
{
"status": "affected",
"version": "17.6.7"
},
{
"status": "affected",
"version": "16.12.10a"
},
{
"status": "affected",
"version": "17.15.1"
},
{
"status": "affected",
"version": "17.13.1a"
},
{
"status": "affected",
"version": "17.12.2a"
},
{
"status": "affected",
"version": "16.12.11"
},
{
"status": "affected",
"version": "17.12.3"
},
{
"status": "affected",
"version": "17.12.1y"
},
{
"status": "affected",
"version": "17.12.1z"
},
{
"status": "affected",
"version": "17.9.5a"
},
{
"status": "affected",
"version": "17.14.1a"
},
{
"status": "affected",
"version": "17.9.5b"
},
{
"status": "affected",
"version": "17.6.8"
},
{
"status": "affected",
"version": "16.12.12"
},
{
"status": "affected",
"version": "17.12.4"
},
{
"status": "affected",
"version": "17.9.6"
},
{
"status": "affected",
"version": "17.17.1"
},
{
"status": "affected",
"version": "17.16.1"
},
{
"status": "affected",
"version": "17.15.1w"
},
{
"status": "affected",
"version": "17.12.3a"
},
{
"status": "affected",
"version": "17.9.5c"
},
{
"status": "affected",
"version": "17.15.1a"
},
{
"status": "affected",
"version": "17.12.1z1"
},
{
"status": "affected",
"version": "17.15.2"
},
{
"status": "affected",
"version": "17.15.1b"
},
{
"status": "affected",
"version": "17.9.5d"
},
{
"status": "affected",
"version": "17.15.1x"
},
{
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CVE-2026-20200 (GCVE-0-2026-20200)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:18 – Updated: 2026-08-06 03:55
VLAI
EPSS
VEX
Title
Cisco Integrated Management Controller Argument Injection and Remote Code Execution Vulnerability
Summary
A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with low privileges to execute arbitrary commands on the underlying operating system of an affected system and elevate privileges to root.
This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by entering crafted inputs to the web-based management interface of the affected software. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 00:00 UTC
CWE
- CWE-141 - Improper Neutralization of Parameter/Argument Delimiters
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Unified Computing System (Standalone) |
Affected:
4.3(1.230097)
Affected: 4.3(1.230124) Affected: 4.3(1.230138) Affected: 4.3(2.230207) Affected: 4.3(2.230270) Affected: 4.3(2.240002) Affected: 4.3(3.240022) Affected: 4.3(3.240043) Affected: 4.3(4.240142) Affected: 4.3(4.240152) Affected: 4.3(4.242028) Affected: 4.3(4.241063) Affected: 4.3(4.242038) Affected: 4.3(5.240021) Affected: 4.3(4.242066) Affected: 4.3(5.250001) Affected: 4.3(5.250030) Affected: 4.3(6.250040) Affected: 4.3(5.250033) Affected: 4.3(6.250044) Affected: 4.3(6.250053) Affected: 4.3(4.252001) Affected: 4.3(4.252002) Affected: 6.0(1.250127) Affected: 6.0(1.250131) Affected: 4.3(6.250101) Affected: 6.0(1.250174) Affected: 4.3(6.250117) Affected: 4.3(5.250043) Affected: 4.3(6.250039) Affected: 4.3(5.250045) Affected: 4.3(6.250060) Affected: 6.0(1.250130) Affected: 4.3(4.241014) Affected: 6.0(1.250192) Affected: 4.3(6.260003) Affected: 6.0(1.250194) Affected: 4.3(6.260017) |
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CVE-2026-20124 (GCVE-0-2026-20124)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:18 – Updated: 2026-08-05 17:20
VLAI
EPSS
VEX
Title
Cisco IOS XE Software SNMP Denial of Service Vulnerability
Summary
A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition.
This vulnerability is due to improper error handling when parsing SNMP requests. This vulnerability affects all versions of SNMP — Versions 1, 2c, and 3. An attacker could exploit this vulnerability by sending a malformed SNMP request to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly. The attacker must have the SNMPv1 or v2c read-only or read-write community string or valid SNMPv3 user credentials on the affected device.
Severity
7.7 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:20 UTC
CWE
- CWE-772 - Missing Release of Resource after Effective Lifetime
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco IOS XE Software |
Affected:
17.2.1a
Affected: 3.18.7SP Affected: 16.12.1y Affected: 16.12.3s Affected: 16.7.1b Affected: 16.6.2 Affected: 16.6.5 Affected: 16.12.1w Affected: 3.18.4S Affected: 16.9.1d Affected: 17.3.1 Affected: 16.9.4c Affected: 16.7.1 Affected: 17.2.1 Affected: 16.6.8 Affected: 16.9.1b Affected: 3.16.8S Affected: 16.9.2s Affected: 16.12.4 Affected: 16.12.3a Affected: 17.1.1s Affected: 16.11.1a Affected: 16.7.2 Affected: 16.11.1b Affected: 16.9.1s Affected: 16.9.3h Affected: 16.9.1c Affected: 16.6.5a Affected: 16.6.3 Affected: 16.10.1f Affected: 17.2.1v Affected: 16.8.1e Affected: 16.9.3a Affected: 16.12.1a Affected: 16.12.1x Affected: 3.16.10aS Affected: 16.6.4s Affected: 16.10.1c Affected: 16.12.3 Affected: 16.11.2 Affected: 16.6.5b Affected: 16.12.2s Affected: 16.10.1b Affected: 16.7.3 Affected: 16.6.7 Affected: 16.9.6 Affected: 16.9.2 Affected: 3.16.10S Affected: 16.10.1 Affected: 16.12.1t Affected: 3.18.3bSP Affected: 3.13.9S Affected: 3.18.3aSP Affected: 3.18.5SP Affected: 16.9.1 Affected: 16.8.1a Affected: 3.18.8aSP Affected: 16.9.3s Affected: 16.6.7a Affected: 16.12.2 Affected: 16.11.1 Affected: 16.9.3 Affected: 16.11.1s Affected: 16.12.1 Affected: 3.16.9S Affected: 17.1.1 Affected: 17.1.2 Affected: 16.10.1d Affected: 17.1.1t Affected: 16.9.4 Affected: 16.8.3 Affected: 16.12.2t Affected: 16.9.5 Affected: 3.16.7S Affected: 16.8.1s Affected: 16.10.1e Affected: 16.8.2 Affected: 16.6.4 Affected: 16.8.1b Affected: 16.10.1a Affected: 16.12.1z Affected: 16.8.1c Affected: 16.9.1a Affected: 3.16.7aS Affected: 16.9.5f Affected: 16.6.4a Affected: 16.10.1g Affected: 3.13.10S Affected: 16.8.1 Affected: 16.6.6 Affected: 16.9.2a Affected: 16.8.1d Affected: 16.10.3 Affected: 3.18.4SP Affected: 3.18.6SP Affected: 3.18.3SP Affected: 16.7.1a Affected: 16.11.1c Affected: 16.10.1s Affected: 17.2.1r Affected: 3.16.7bS Affected: 17.1.1a Affected: 16.10.2 Affected: 16.12.2a Affected: 3.16.6bS Affected: 16.12.1c Affected: 16.12.1s Affected: 16.7.4 Affected: 3.18.9SP Affected: 17.2.2 Affected: 16.9.8 Affected: 16.9.7 Affected: 17.1.3 Affected: 17.3.1a Affected: 17.3.2a Affected: 16.12.5 Affected: 17.3.1w Affected: 17.3.2 Affected: 17.4.1 Affected: 16.12.4a Affected: 17.4.1a Affected: 3.16.10bS Affected: 17.3.1x Affected: 17.3.3 Affected: 16.6.9 Affected: 17.2.3 Affected: 17.5.1 Affected: 16.12.1z1 Affected: 16.12.5a Affected: 17.4.1b Affected: 17.3.1z Affected: 16.12.5b Affected: 17.4.2 Affected: 17.3.3a Affected: 17.3.5 Affected: 17.3.4 Affected: 17.5.1a Affected: 16.12.6 Affected: 17.6.1 Affected: 16.12.1z2 Affected: 16.6.10 Affected: 17.3.4a Affected: 17.6.1a Affected: 17.7.1 Affected: 17.6.1x Affected: 17.6.2 Affected: 16.12.6a Affected: 17.3.4c Affected: 17.4.2a Affected: 17.3.4b Affected: 17.7.1a Affected: 16.12.7 Affected: 17.8.1a Affected: 17.6.3a Affected: 17.6.3 Affected: 17.7.2 Affected: 17.7.1b Affected: 17.9.1w Affected: 17.3.5a Affected: 17.6.1z Affected: 16.12.8 Affected: 17.8.1 Affected: 17.9.1 Affected: 17.6.4 Affected: 17.3.5b Affected: 17.9.1a Affected: 17.3.6 Affected: 17.10.1 Affected: 16.9.8a Affected: 17.6.1z1 Affected: 17.10.1a Affected: 17.9.2 Affected: 17.6.5 Affected: 17.9.1x Affected: 17.9.1y Affected: 16.9.8b Affected: 17.3.7 Affected: 17.9.2a Affected: 17.9.3 Affected: 16.12.9 Affected: 17.11.1 Affected: 17.10.1b Affected: 17.6.6 Affected: 17.9.1x1 Affected: 17.11.1a Affected: 17.9.3a Affected: 17.12.1 Affected: 17.3.8 Affected: 17.9.4 Affected: 16.12.10 Affected: 17.12.1w Affected: 17.9.1y1 Affected: 17.12.1a Affected: 17.9.5 Affected: 17.13.1 Affected: 17.12.1x Affected: 17.12.2 Affected: 17.14.1 Affected: 17.9.4a Affected: 17.3.8a Affected: 17.6.6a Affected: 17.6.5a Affected: 17.6.7 Affected: 16.12.10a Affected: 17.15.1 Affected: 17.13.1a Affected: 17.12.2a Affected: 16.12.11 Affected: 17.12.3 Affected: 17.12.1y Affected: 17.12.1z Affected: 17.9.5a Affected: 17.14.1a Affected: 17.9.5b Affected: 17.6.8 Affected: 16.12.12 Affected: 17.12.4 Affected: 17.9.6 Affected: 17.17.1 Affected: 17.16.1 Affected: 17.15.1w Affected: 17.12.3a Affected: 17.9.5c Affected: 17.15.1a Affected: 17.12.1z1 Affected: 17.15.2 Affected: 17.15.1b Affected: 17.9.5d Affected: 17.15.1x Affected: 17.9.6a Affected: 17.12.1z2 Affected: 17.6.8a Affected: 17.16.1a Affected: 16.12.13 Affected: 17.15.3 Affected: 17.9.7 Affected: 17.12.5 Affected: 17.15.1y Affected: 17.9.5e Affected: 17.12.4a Affected: 17.15.2a Affected: 17.15.2c Affected: 17.15.2b Affected: 17.12.1z3 Affected: 17.9.5f Affected: 17.12.4b Affected: 17.12.5a Affected: 17.18.1 Affected: 17.12.6 Affected: 17.12.1z4 Affected: 17.9.8 Affected: 17.9.7a Affected: 17.15.3a Affected: 17.15.4 Affected: 17.12.5b Affected: 17.15.3b Affected: 16.12.14 Affected: 17.9.7b Affected: 17.12.5c Affected: 17.18.1a Affected: 17.15.4a Affected: 17.18.2 Affected: 17.18.1w Affected: 17.15.4b Affected: 17.12.6a Affected: 17.15.4c Affected: 17.9.9 Affected: 17.12.5d Affected: 16.12.15 Affected: 17.15.4s1 Affected: 17.12.1z5 Affected: 17.18.1x Affected: 17.12.1z6 Affected: 17.15.4d Affected: 17.12.6b Affected: 17.4.1c Affected: 17.18.1y |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20124",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-05T17:20:40.573517Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T17:20:47.421Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco IOS XE Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "17.2.1a"
},
{
"status": "affected",
"version": "3.18.7SP"
},
{
"status": "affected",
"version": "16.12.1y"
},
{
"status": "affected",
"version": "16.12.3s"
},
{
"status": "affected",
"version": "16.7.1b"
},
{
"status": "affected",
"version": "16.6.2"
},
{
"status": "affected",
"version": "16.6.5"
},
{
"status": "affected",
"version": "16.12.1w"
},
{
"status": "affected",
"version": "3.18.4S"
},
{
"status": "affected",
"version": "16.9.1d"
},
{
"status": "affected",
"version": "17.3.1"
},
{
"status": "affected",
"version": "16.9.4c"
},
{
"status": "affected",
"version": "16.7.1"
},
{
"status": "affected",
"version": "17.2.1"
},
{
"status": "affected",
"version": "16.6.8"
},
{
"status": "affected",
"version": "16.9.1b"
},
{
"status": "affected",
"version": "3.16.8S"
},
{
"status": "affected",
"version": "16.9.2s"
},
{
"status": "affected",
"version": "16.12.4"
},
{
"status": "affected",
"version": "16.12.3a"
},
{
"status": "affected",
"version": "17.1.1s"
},
{
"status": "affected",
"version": "16.11.1a"
},
{
"status": "affected",
"version": "16.7.2"
},
{
"status": "affected",
"version": "16.11.1b"
},
{
"status": "affected",
"version": "16.9.1s"
},
{
"status": "affected",
"version": "16.9.3h"
},
{
"status": "affected",
"version": "16.9.1c"
},
{
"status": "affected",
"version": "16.6.5a"
},
{
"status": "affected",
"version": "16.6.3"
},
{
"status": "affected",
"version": "16.10.1f"
},
{
"status": "affected",
"version": "17.2.1v"
},
{
"status": "affected",
"version": "16.8.1e"
},
{
"status": "affected",
"version": "16.9.3a"
},
{
"status": "affected",
"version": "16.12.1a"
},
{
"status": "affected",
"version": "16.12.1x"
},
{
"status": "affected",
"version": "3.16.10aS"
},
{
"status": "affected",
"version": "16.6.4s"
},
{
"status": "affected",
"version": "16.10.1c"
},
{
"status": "affected",
"version": "16.12.3"
},
{
"status": "affected",
"version": "16.11.2"
},
{
"status": "affected",
"version": "16.6.5b"
},
{
"status": "affected",
"version": "16.12.2s"
},
{
"status": "affected",
"version": "16.10.1b"
},
{
"status": "affected",
"version": "16.7.3"
},
{
"status": "affected",
"version": "16.6.7"
},
{
"status": "affected",
"version": "16.9.6"
},
{
"status": "affected",
"version": "16.9.2"
},
{
"status": "affected",
"version": "3.16.10S"
},
{
"status": "affected",
"version": "16.10.1"
},
{
"status": "affected",
"version": "16.12.1t"
},
{
"status": "affected",
"version": "3.18.3bSP"
},
{
"status": "affected",
"version": "3.13.9S"
},
{
"status": "affected",
"version": "3.18.3aSP"
},
{
"status": "affected",
"version": "3.18.5SP"
},
{
"status": "affected",
"version": "16.9.1"
},
{
"status": "affected",
"version": "16.8.1a"
},
{
"status": "affected",
"version": "3.18.8aSP"
},
{
"status": "affected",
"version": "16.9.3s"
},
{
"status": "affected",
"version": "16.6.7a"
},
{
"status": "affected",
"version": "16.12.2"
},
{
"status": "affected",
"version": "16.11.1"
},
{
"status": "affected",
"version": "16.9.3"
},
{
"status": "affected",
"version": "16.11.1s"
},
{
"status": "affected",
"version": "16.12.1"
},
{
"status": "affected",
"version": "3.16.9S"
},
{
"status": "affected",
"version": "17.1.1"
},
{
"status": "affected",
"version": "17.1.2"
},
{
"status": "affected",
"version": "16.10.1d"
},
{
"status": "affected",
"version": "17.1.1t"
},
{
"status": "affected",
"version": "16.9.4"
},
{
"status": "affected",
"version": "16.8.3"
},
{
"status": "affected",
"version": "16.12.2t"
},
{
"status": "affected",
"version": "16.9.5"
},
{
"status": "affected",
"version": "3.16.7S"
},
{
"status": "affected",
"version": "16.8.1s"
},
{
"status": "affected",
"version": "16.10.1e"
},
{
"status": "affected",
"version": "16.8.2"
},
{
"status": "affected",
"version": "16.6.4"
},
{
"status": "affected",
"version": "16.8.1b"
},
{
"status": "affected",
"version": "16.10.1a"
},
{
"status": "affected",
"version": "16.12.1z"
},
{
"status": "affected",
"version": "16.8.1c"
},
{
"status": "affected",
"version": "16.9.1a"
},
{
"status": "affected",
"version": "3.16.7aS"
},
{
"status": "affected",
"version": "16.9.5f"
},
{
"status": "affected",
"version": "16.6.4a"
},
{
"status": "affected",
"version": "16.10.1g"
},
{
"status": "affected",
"version": "3.13.10S"
},
{
"status": "affected",
"version": "16.8.1"
},
{
"status": "affected",
"version": "16.6.6"
},
{
"status": "affected",
"version": "16.9.2a"
},
{
"status": "affected",
"version": "16.8.1d"
},
{
"status": "affected",
"version": "16.10.3"
},
{
"status": "affected",
"version": "3.18.4SP"
},
{
"status": "affected",
"version": "3.18.6SP"
},
{
"status": "affected",
"version": "3.18.3SP"
},
{
"status": "affected",
"version": "16.7.1a"
},
{
"status": "affected",
"version": "16.11.1c"
},
{
"status": "affected",
"version": "16.10.1s"
},
{
"status": "affected",
"version": "17.2.1r"
},
{
"status": "affected",
"version": "3.16.7bS"
},
{
"status": "affected",
"version": "17.1.1a"
},
{
"status": "affected",
"version": "16.10.2"
},
{
"status": "affected",
"version": "16.12.2a"
},
{
"status": "affected",
"version": "3.16.6bS"
},
{
"status": "affected",
"version": "16.12.1c"
},
{
"status": "affected",
"version": "16.12.1s"
},
{
"status": "affected",
"version": "16.7.4"
},
{
"status": "affected",
"version": "3.18.9SP"
},
{
"status": "affected",
"version": "17.2.2"
},
{
"status": "affected",
"version": "16.9.8"
},
{
"status": "affected",
"version": "16.9.7"
},
{
"status": "affected",
"version": "17.1.3"
},
{
"status": "affected",
"version": "17.3.1a"
},
{
"status": "affected",
"version": "17.3.2a"
},
{
"status": "affected",
"version": "16.12.5"
},
{
"status": "affected",
"version": "17.3.1w"
},
{
"status": "affected",
"version": "17.3.2"
},
{
"status": "affected",
"version": "17.4.1"
},
{
"status": "affected",
"version": "16.12.4a"
},
{
"status": "affected",
"version": "17.4.1a"
},
{
"status": "affected",
"version": "3.16.10bS"
},
{
"status": "affected",
"version": "17.3.1x"
},
{
"status": "affected",
"version": "17.3.3"
},
{
"status": "affected",
"version": "16.6.9"
},
{
"status": "affected",
"version": "17.2.3"
},
{
"status": "affected",
"version": "17.5.1"
},
{
"status": "affected",
"version": "16.12.1z1"
},
{
"status": "affected",
"version": "16.12.5a"
},
{
"status": "affected",
"version": "17.4.1b"
},
{
"status": "affected",
"version": "17.3.1z"
},
{
"status": "affected",
"version": "16.12.5b"
},
{
"status": "affected",
"version": "17.4.2"
},
{
"status": "affected",
"version": "17.3.3a"
},
{
"status": "affected",
"version": "17.3.5"
},
{
"status": "affected",
"version": "17.3.4"
},
{
"status": "affected",
"version": "17.5.1a"
},
{
"status": "affected",
"version": "16.12.6"
},
{
"status": "affected",
"version": "17.6.1"
},
{
"status": "affected",
"version": "16.12.1z2"
},
{
"status": "affected",
"version": "16.6.10"
},
{
"status": "affected",
"version": "17.3.4a"
},
{
"status": "affected",
"version": "17.6.1a"
},
{
"status": "affected",
"version": "17.7.1"
},
{
"status": "affected",
"version": "17.6.1x"
},
{
"status": "affected",
"version": "17.6.2"
},
{
"status": "affected",
"version": "16.12.6a"
},
{
"status": "affected",
"version": "17.3.4c"
},
{
"status": "affected",
"version": "17.4.2a"
},
{
"status": "affected",
"version": "17.3.4b"
},
{
"status": "affected",
"version": "17.7.1a"
},
{
"status": "affected",
"version": "16.12.7"
},
{
"status": "affected",
"version": "17.8.1a"
},
{
"status": "affected",
"version": "17.6.3a"
},
{
"status": "affected",
"version": "17.6.3"
},
{
"status": "affected",
"version": "17.7.2"
},
{
"status": "affected",
"version": "17.7.1b"
},
{
"status": "affected",
"version": "17.9.1w"
},
{
"status": "affected",
"version": "17.3.5a"
},
{
"status": "affected",
"version": "17.6.1z"
},
{
"status": "affected",
"version": "16.12.8"
},
{
"status": "affected",
"version": "17.8.1"
},
{
"status": "affected",
"version": "17.9.1"
},
{
"status": "affected",
"version": "17.6.4"
},
{
"status": "affected",
"version": "17.3.5b"
},
{
"status": "affected",
"version": "17.9.1a"
},
{
"status": "affected",
"version": "17.3.6"
},
{
"status": "affected",
"version": "17.10.1"
},
{
"status": "affected",
"version": "16.9.8a"
},
{
"status": "affected",
"version": "17.6.1z1"
},
{
"status": "affected",
"version": "17.10.1a"
},
{
"status": "affected",
"version": "17.9.2"
},
{
"status": "affected",
"version": "17.6.5"
},
{
"status": "affected",
"version": "17.9.1x"
},
{
"status": "affected",
"version": "17.9.1y"
},
{
"status": "affected",
"version": "16.9.8b"
},
{
"status": "affected",
"version": "17.3.7"
},
{
"status": "affected",
"version": "17.9.2a"
},
{
"status": "affected",
"version": "17.9.3"
},
{
"status": "affected",
"version": "16.12.9"
},
{
"status": "affected",
"version": "17.11.1"
},
{
"status": "affected",
"version": "17.10.1b"
},
{
"status": "affected",
"version": "17.6.6"
},
{
"status": "affected",
"version": "17.9.1x1"
},
{
"status": "affected",
"version": "17.11.1a"
},
{
"status": "affected",
"version": "17.9.3a"
},
{
"status": "affected",
"version": "17.12.1"
},
{
"status": "affected",
"version": "17.3.8"
},
{
"status": "affected",
"version": "17.9.4"
},
{
"status": "affected",
"version": "16.12.10"
},
{
"status": "affected",
"version": "17.12.1w"
},
{
"status": "affected",
"version": "17.9.1y1"
},
{
"status": "affected",
"version": "17.12.1a"
},
{
"status": "affected",
"version": "17.9.5"
},
{
"status": "affected",
"version": "17.13.1"
},
{
"status": "affected",
"version": "17.12.1x"
},
{
"status": "affected",
"version": "17.12.2"
},
{
"status": "affected",
"version": "17.14.1"
},
{
"status": "affected",
"version": "17.9.4a"
},
{
"status": "affected",
"version": "17.3.8a"
},
{
"status": "affected",
"version": "17.6.6a"
},
{
"status": "affected",
"version": "17.6.5a"
},
{
"status": "affected",
"version": "17.6.7"
},
{
"status": "affected",
"version": "16.12.10a"
},
{
"status": "affected",
"version": "17.15.1"
},
{
"status": "affected",
"version": "17.13.1a"
},
{
"status": "affected",
"version": "17.12.2a"
},
{
"status": "affected",
"version": "16.12.11"
},
{
"status": "affected",
"version": "17.12.3"
},
{
"status": "affected",
"version": "17.12.1y"
},
{
"status": "affected",
"version": "17.12.1z"
},
{
"status": "affected",
"version": "17.9.5a"
},
{
"status": "affected",
"version": "17.14.1a"
},
{
"status": "affected",
"version": "17.9.5b"
},
{
"status": "affected",
"version": "17.6.8"
},
{
"status": "affected",
"version": "16.12.12"
},
{
"status": "affected",
"version": "17.12.4"
},
{
"status": "affected",
"version": "17.9.6"
},
{
"status": "affected",
"version": "17.17.1"
},
{
"status": "affected",
"version": "17.16.1"
},
{
"status": "affected",
"version": "17.15.1w"
},
{
"status": "affected",
"version": "17.12.3a"
},
{
"status": "affected",
"version": "17.9.5c"
},
{
"status": "affected",
"version": "17.15.1a"
},
{
"status": "affected",
"version": "17.12.1z1"
},
{
"status": "affected",
"version": "17.15.2"
},
{
"status": "affected",
"version": "17.15.1b"
},
{
"status": "affected",
"version": "17.9.5d"
},
{
"status": "affected",
"version": "17.15.1x"
},
{
"status": "affected",
"version": "17.9.6a"
},
{
"status": "affected",
"version": "17.12.1z2"
},
{
"status": "affected",
"version": "17.6.8a"
},
{
"status": "affected",
"version": "17.16.1a"
},
{
"status": "affected",
"version": "16.12.13"
},
{
"status": "affected",
"version": "17.15.3"
},
{
"status": "affected",
"version": "17.9.7"
},
{
"status": "affected",
"version": "17.12.5"
},
{
"status": "affected",
"version": "17.15.1y"
},
{
"status": "affected",
"version": "17.9.5e"
},
{
"status": "affected",
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CVE-2026-20198 (GCVE-0-2026-20198)
Vulnerability from cvelistv5 – Published: 2026-08-05 16:18 – Updated: 2026-08-05 17:20
VLAI
EPSS
VEX
Title
Cisco Integrated Management Controller Cross-Site Scripting Vulnerability
Summary
A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.
This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information.
Severity
4.8 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-05 17:20 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
1 reference
Impacted products
3 products
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Enterprise NFV Infrastructure Software |
Affected:
4.1.1
Affected: 3.9.1 Affected: 3.5.2 Affected: 3.12.2 Affected: 3.6.2 Affected: 3.9.2 Affected: 3.11.3 Affected: 3.11.1 Affected: 3.5.1 Affected: 3.3.1 Affected: 3.10.2 Affected: 3.12.1b Affected: 3.4.1 Affected: 3.12.1a Affected: 3.6.3 Affected: 3.8.1 Affected: 3.11.2 Affected: 3.12.1 Affected: 3.12.3 Affected: 3.10.1 Affected: 3.6.1 Affected: 3.10.3 Affected: 3.7.1 Affected: 4.1.2 Affected: 4.2.1 Affected: 4.2.2 Affected: 4.4.1 Affected: 4.4.2 Affected: 4.5.1 Affected: 4.4.3 Affected: 4.6.1 Affected: 4.7.1 Affected: 4.6.2-FC2 Affected: 4.6.2-FC3 Affected: 4.6.2 Affected: 4.8.1 Affected: 4.8.2 Affected: 4.9.1 Affected: 4.6.3 Affected: 4.9.2-FC5 Affected: 4.9.2 Affected: 4.10.1 Affected: 4.9.3 Affected: 4.11.1 Affected: 4.9.4 Affected: 4.12.1 Affected: 4.6.4 Affected: 4.12.2 Affected: 4.13.1 Affected: 4.9.4-ES8 Affected: 4.9.5 Affected: 4.12.3 Affected: 4.6.5-ES1 Affected: 4.9.4-ES9 Affected: 4.14.1 Affected: 4.6.3-FC4 Affected: 4.9.4-FC3 Affected: 4.12.4 Affected: 4.15.1 Affected: 4.9.6 Affected: 4.16.1 Affected: 4.15.2 Affected: 4.12.5 Affected: 4.15.3 Affected: 4.15.4 Affected: 4.18.1 Affected: 4.12.6 Affected: 4.18.2 Affected: 4.18.2a Affected: 4.15.5 Affected: 4.12.7 Affected: 4.12.8 |
|
| Cisco | Cisco Unified Computing System (Standalone) |
Affected:
4.0(2g)
Affected: 3.1(2i) Affected: 3.1(1d) Affected: 4.0(4i) Affected: 4.1(1c) Affected: 4.0(2c) Affected: 4.0(1e) Affected: 4.0(2h) Affected: 4.0(4h) Affected: 4.0(1h) Affected: 4.0(2l) Affected: 3.1(3g) Affected: 4.0(1.240) Affected: 4.0(2f) Affected: 4.0(1g) Affected: 4.0(2i) Affected: 3.1(3i) Affected: 4.0(4d) Affected: 4.1(1d) Affected: 3.1(3c) Affected: 4.0(4k) Affected: 3.1(2d) Affected: 3.1(3a) Affected: 3.1(3j) Affected: 4.0(2d) Affected: 4.1(1f) Affected: 4.0(4j) Affected: 4.0(2m) Affected: 4.0(2k) Affected: 4.0(1c) Affected: 4.0(4f) Affected: 4.0(4c) Affected: 3.1(3d) Affected: 3.1(2g) Affected: 3.1(2c) Affected: 4.0(1d) Affected: 3.1(2e) Affected: 4.0(1a) Affected: 4.0(1b) Affected: 3.1(3b) Affected: 4.0(4b) Affected: 3.1(2b) Affected: 4.0(4e) Affected: 3.1(3h) Affected: 4.0(4l) Affected: 4.1(1g) Affected: 4.1(2a) Affected: 4.0(2n) Affected: 4.1(1h) Affected: 3.1(3k) Affected: 4.1(2b) Affected: 4.0(2o) Affected: 4.0(4m) Affected: 4.1(2d) Affected: 4.1(3b) Affected: 4.0(2p) Affected: 4.1(2e) Affected: 4.1(2f) Affected: 4.0(4n) Affected: 4.0(2q) Affected: 4.1(3c) Affected: 4.0(2r) Affected: 4.1(3d) Affected: 4.1(2g) Affected: 4.1(2h) Affected: 4.1(3g) Affected: 4.1(3f) Affected: 4.1(2j) Affected: 4.1(2k) Affected: 4.1(3h) Affected: 4.2(2a) Affected: 4.1(3i) Affected: 4.2(2f) Affected: 4.2(2g) Affected: 4.2(3b) Affected: 4.1(3l) Affected: 4.2(3d) Affected: 4.3(1.230097) Affected: 4.2(1e) Affected: 4.2(1b) Affected: 4.2(1j) Affected: 4.2(1i) Affected: 4.2(1f) Affected: 4.2(1a) Affected: 4.2(1c) Affected: 4.2(1g) Affected: 4.3(1.230124) Affected: 4.1(2l) Affected: 4.2(3e) Affected: 4.3(1.230138) Affected: 4.2(3g) Affected: 4.3(2.230207) Affected: 4.2(3h) Affected: 4.2(3i) Affected: 4.3(2.230270) Affected: 4.1(3m) Affected: 4.1(2m) Affected: 4.3(2.240002) Affected: 4.3(3.240022) Affected: 4.2(3j) Affected: 4.1(3n) Affected: 4.3(2.240009) Affected: 4.3(3.240041) Affected: 4.2(3k) Affected: 4.3(3.240043) Affected: 4.3(4.240142) Affected: 4.3(2.240037) Affected: 4.3(2.240053) Affected: 4.3(4.240152) Affected: 4.2(3l) Affected: 4.3(2.240077) Affected: 4.3(4.242028) Affected: 4.3(4.241063) Affected: 4.3(4.242038) Affected: 4.2(3m) Affected: 4.3(2.240090) Affected: 4.3(5.240021) Affected: 4.3(2.240107) Affected: 4.3(4.242066) Affected: 4.2(3n) Affected: 4.3(5.250001) Affected: 4.2(3o) Affected: 4.3(2.250016) Affected: 4.3(2.250021) Affected: 4.3(5.250030) Affected: 4.3(2.250022) Affected: 4.3(6.250039) Affected: 4.3(6.250040) Affected: 4.3(5.250033) Affected: 4.3(6.250044) Affected: 4.3(6.250053) Affected: 4.3(2.250037) Affected: 4.3(2.250045) Affected: 4.3(4.252001) Affected: 4.3(4.252002) Affected: 6.0(1.250127) Affected: 4.2(3p) Affected: 6.0(1.250131) Affected: 4.3(6.250101) Affected: 6.0(1.250174) Affected: 4.3(6.250117) Affected: 4.3(5.250043) Affected: 4.3(5.250045) Affected: 4.3(6.250060) Affected: 6.0(1.250130) Affected: 4.3(4.241014) Affected: 4.3(2.250063) Affected: 6.0(1.250192) Affected: 4.3(6.260003) Affected: 6.0(1.250194) Affected: 4.3(6.260017) Affected: 4.3(2.260007) Affected: 6.0(2.260044) Affected: 6.0(2.260069) Affected: 4.3(6.260033) Affected: 4.2(3q) |
|
| Cisco | Cisco Unified Computing System E-Series Software (UCSE) |
Affected:
3.2.7
Affected: 3.2.6 Affected: 3.2.4 Affected: 3.2.10 Affected: 3.2.2 Affected: 3.2.3 Affected: 3.2.1 Affected: 3.2.11.1 Affected: 3.2.8 Affected: 3.1.1 Affected: 3.1.2 Affected: 3.1.4 Affected: 3.1.3 Affected: 3.1.5 Affected: 3.1.0 Affected: 3.2.11.3 Affected: 3.2.11.5 Affected: 3.2.12.2 Affected: 3.2.13.6 Affected: 3.2.14 Affected: 4.11.1 Affected: 3.2.15 Affected: 4.12.1 Affected: 3.2.15.3 Affected: 4.12.2 Affected: 3.2.16.1 Affected: 4.00 Affected: 4.15.2 Affected: 4.02 Affected: 3.2.17.1 Affected: 4.15.3 |
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{
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"vendor": "Cisco",
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{
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{
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],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface.\r\n\r\nThis vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-05T16:18:21.567Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-cimc-xss-7EhBFxBp",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cimc-xss-7EhBFxBp"
}
],
"source": {
"advisory": "cisco-sa-cimc-xss-7EhBFxBp",
"defects": [
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],
"discovery": "EXTERNAL"
},
"title": "Cisco Integrated Management Controller Cross-Site Scripting Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20198",
"datePublished": "2026-08-05T16:18:21.567Z",
"dateReserved": "2025-10-08T11:59:15.397Z",
"dateUpdated": "2026-08-05T17:20:19.990Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}