CVE-2026-20070 (GCVE-0-2026-20070)
Vulnerability from cvelistv5 – Published: 2026-03-04 17:51 – Updated: 2026-03-04 18:10
VLAI?
Title
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting Vulnerability
Summary
A vulnerability in the VPN web services component of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a browser that is accessing an affected device.
This vulnerability is due to improper validation of user-supplied input in HTTP requests. An attacker could exploit this vulnerability by persuading a user to follow a link to a malicious website that is designed to submit malicious input to the affected application. A successful exploit could allow the attacker to execute arbitrary HTML or script code in the browser in the context of the VPN web server.
Severity ?
6.1 (Medium)
CWE
- CWE-80 - Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Cisco | Cisco Secure Firewall Adaptive Security Appliance (ASA) Software |
Affected:
9.12.3
Affected: 9.12.1 Affected: 9.12.2 Affected: 9.12.4 Affected: 9.12.3.2 Affected: 9.12.3.7 Affected: 9.12.2.5 Affected: 9.12.3.12 Affected: 9.12.1.3 Affected: 9.12.2.4 Affected: 9.12.1.2 Affected: 9.12.2.9 Affected: 9.12.3.9 Affected: 9.12.2.1 Affected: 9.12.4.2 Affected: 9.12.4.4 Affected: 9.12.4.7 Affected: 9.12.4.8 Affected: 9.12.4.10 Affected: 9.12.4.13 Affected: 9.12.4.18 Affected: 9.12.4.24 Affected: 9.16.1 Affected: 9.12.4.26 Affected: 9.16.1.28 Affected: 9.12.4.29 Affected: 9.16.2 Affected: 9.12.4.30 Affected: 9.16.2.3 Affected: 9.12.4.35 Affected: 9.16.2.7 Affected: 9.12.4.37 Affected: 9.17.1 Affected: 9.16.2.11 Affected: 9.16.2.13 Affected: 9.12.4.39 Affected: 9.12.4.38 Affected: 9.16.2.14 Affected: 9.17.1.7 Affected: 9.12.4.40 Affected: 9.16.3.3 Affected: 9.16.3 Affected: 9.16.3.14 Affected: 9.17.1.9 Affected: 9.12.4.41 Affected: 9.17.1.10 Affected: 9.18.1 Affected: 9.12.4.47 Affected: 9.16.3.15 Affected: 9.18.1.3 Affected: 9.17.1.11 Affected: 9.12.4.48 Affected: 9.18.2 Affected: 9.16.3.19 Affected: 9.17.1.13 Affected: 9.12.4.50 Affected: 9.17.1.15 Affected: 9.12.4.52 Affected: 9.16.3.23 Affected: 9.18.2.5 Affected: 9.16.4 Affected: 9.12.4.54 Affected: 9.17.1.20 Affected: 9.18.2.7 Affected: 9.19.1 Affected: 9.16.4.9 Affected: 9.12.4.55 Affected: 9.18.2.8 Affected: 9.16.4.14 Affected: 9.18.3 Affected: 9.19.1.5 Affected: 9.12.4.56 Affected: 9.17.1.30 Affected: 9.19.1.9 Affected: 9.18.3.39 Affected: 9.16.4.19 Affected: 9.12.4.58 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: 9.17.1.33 Affected: 9.12.4.62 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: 9.12.4.65 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: 9.17.1.39 Affected: 9.12.4.67 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: 9.17.1.45 Affected: 9.19.1.37 Affected: 9.17.1.46 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: 9.18.4.68 |
|||||||
|
|||||||||
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20070",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-03-04T18:10:08.795522Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-03-04T18:10:28.008Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco Secure Firewall Adaptive Security Appliance (ASA) Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "9.12.3"
},
{
"status": "affected",
"version": "9.12.1"
},
{
"status": "affected",
"version": "9.12.2"
},
{
"status": "affected",
"version": "9.12.4"
},
{
"status": "affected",
"version": "9.12.3.2"
},
{
"status": "affected",
"version": "9.12.3.7"
},
{
"status": "affected",
"version": "9.12.2.5"
},
{
"status": "affected",
"version": "9.12.3.12"
},
{
"status": "affected",
"version": "9.12.1.3"
},
{
"status": "affected",
"version": "9.12.2.4"
},
{
"status": "affected",
"version": "9.12.1.2"
},
{
"status": "affected",
"version": "9.12.2.9"
},
{
"status": "affected",
"version": "9.12.3.9"
},
{
"status": "affected",
"version": "9.12.2.1"
},
{
"status": "affected",
"version": "9.12.4.2"
},
{
"status": "affected",
"version": "9.12.4.4"
},
{
"status": "affected",
"version": "9.12.4.7"
},
{
"status": "affected",
"version": "9.12.4.8"
},
{
"status": "affected",
"version": "9.12.4.10"
},
{
"status": "affected",
"version": "9.12.4.13"
},
{
"status": "affected",
"version": "9.12.4.18"
},
{
"status": "affected",
"version": "9.12.4.24"
},
{
"status": "affected",
"version": "9.16.1"
},
{
"status": "affected",
"version": "9.12.4.26"
},
{
"status": "affected",
"version": "9.16.1.28"
},
{
"status": "affected",
"version": "9.12.4.29"
},
{
"status": "affected",
"version": "9.16.2"
},
{
"status": "affected",
"version": "9.12.4.30"
},
{
"status": "affected",
"version": "9.16.2.3"
},
{
"status": "affected",
"version": "9.12.4.35"
},
{
"status": "affected",
"version": "9.16.2.7"
},
{
"status": "affected",
"version": "9.12.4.37"
},
{
"status": "affected",
"version": "9.17.1"
},
{
"status": "affected",
"version": "9.16.2.11"
},
{
"status": "affected",
"version": "9.16.2.13"
},
{
"status": "affected",
"version": "9.12.4.39"
},
{
"status": "affected",
"version": "9.12.4.38"
},
{
"status": "affected",
"version": "9.16.2.14"
},
{
"status": "affected",
"version": "9.17.1.7"
},
{
"status": "affected",
"version": "9.12.4.40"
},
{
"status": "affected",
"version": "9.16.3.3"
},
{
"status": "affected",
"version": "9.16.3"
},
{
"status": "affected",
"version": "9.16.3.14"
},
{
"status": "affected",
"version": "9.17.1.9"
},
{
"status": "affected",
"version": "9.12.4.41"
},
{
"status": "affected",
"version": "9.17.1.10"
},
{
"status": "affected",
"version": "9.18.1"
},
{
"status": "affected",
"version": "9.12.4.47"
},
{
"status": "affected",
"version": "9.16.3.15"
},
{
"status": "affected",
"version": "9.18.1.3"
},
{
"status": "affected",
"version": "9.17.1.11"
},
{
"status": "affected",
"version": "9.12.4.48"
},
{
"status": "affected",
"version": "9.18.2"
},
{
"status": "affected",
"version": "9.16.3.19"
},
{
"status": "affected",
"version": "9.17.1.13"
},
{
"status": "affected",
"version": "9.12.4.50"
},
{
"status": "affected",
"version": "9.17.1.15"
},
{
"status": "affected",
"version": "9.12.4.52"
},
{
"status": "affected",
"version": "9.16.3.23"
},
{
"status": "affected",
"version": "9.18.2.5"
},
{
"status": "affected",
"version": "9.16.4"
},
{
"status": "affected",
"version": "9.12.4.54"
},
{
"status": "affected",
"version": "9.17.1.20"
},
{
"status": "affected",
"version": "9.18.2.7"
},
{
"status": "affected",
"version": "9.19.1"
},
{
"status": "affected",
"version": "9.16.4.9"
},
{
"status": "affected",
"version": "9.12.4.55"
},
{
"status": "affected",
"version": "9.18.2.8"
},
{
"status": "affected",
"version": "9.16.4.14"
},
{
"status": "affected",
"version": "9.18.3"
},
{
"status": "affected",
"version": "9.19.1.5"
},
{
"status": "affected",
"version": "9.12.4.56"
},
{
"status": "affected",
"version": "9.17.1.30"
},
{
"status": "affected",
"version": "9.19.1.9"
},
{
"status": "affected",
"version": "9.18.3.39"
},
{
"status": "affected",
"version": "9.16.4.19"
},
{
"status": "affected",
"version": "9.12.4.58"
},
{
"status": "affected",
"version": "9.19.1.12"
},
{
"status": "affected",
"version": "9.18.3.46"
},
{
"status": "affected",
"version": "9.16.4.27"
},
{
"status": "affected",
"version": "9.19.1.18"
},
{
"status": "affected",
"version": "9.18.3.53"
},
{
"status": "affected",
"version": "9.18.3.55"
},
{
"status": "affected",
"version": "9.16.4.38"
},
{
"status": "affected",
"version": "9.17.1.33"
},
{
"status": "affected",
"version": "9.12.4.62"
},
{
"status": "affected",
"version": "9.16.4.39"
},
{
"status": "affected",
"version": "9.18.3.56"
},
{
"status": "affected",
"version": "9.20.1"
},
{
"status": "affected",
"version": "9.16.4.42"
},
{
"status": "affected",
"version": "9.19.1.22"
},
{
"status": "affected",
"version": "9.18.4"
},
{
"status": "affected",
"version": "9.20.1.5"
},
{
"status": "affected",
"version": "9.18.4.5"
},
{
"status": "affected",
"version": "9.19.1.24"
},
{
"status": "affected",
"version": "9.16.4.48"
},
{
"status": "affected",
"version": "9.18.4.8"
},
{
"status": "affected",
"version": "9.20.2"
},
{
"status": "affected",
"version": "9.19.1.27"
},
{
"status": "affected",
"version": "9.12.4.65"
},
{
"status": "affected",
"version": "9.16.4.55"
},
{
"status": "affected",
"version": "9.18.4.22"
},
{
"status": "affected",
"version": "9.20.2.10"
},
{
"status": "affected",
"version": "9.16.4.57"
},
{
"status": "affected",
"version": "9.19.1.28"
},
{
"status": "affected",
"version": "9.17.1.39"
},
{
"status": "affected",
"version": "9.12.4.67"
},
{
"status": "affected",
"version": "9.18.4.24"
},
{
"status": "affected",
"version": "9.20.2.21"
},
{
"status": "affected",
"version": "9.16.4.61"
},
{
"status": "affected",
"version": "9.19.1.31"
},
{
"status": "affected",
"version": "9.18.4.29"
},
{
"status": "affected",
"version": "9.20.2.22"
},
{
"status": "affected",
"version": "9.16.4.62"
},
{
"status": "affected",
"version": "9.18.4.34"
},
{
"status": "affected",
"version": "9.20.3"
},
{
"status": "affected",
"version": "9.16.4.67"
},
{
"status": "affected",
"version": "9.16.4.70"
},
{
"status": "affected",
"version": "9.18.4.40"
},
{
"status": "affected",
"version": "9.23.1"
},
{
"status": "affected",
"version": "9.22.1.1"
},
{
"status": "affected",
"version": "9.16.4.71"
},
{
"status": "affected",
"version": "9.20.3.4"
},
{
"status": "affected",
"version": "9.18.4.47"
},
{
"status": "affected",
"version": "9.20.3.7"
},
{
"status": "affected",
"version": "9.17.1.45"
},
{
"status": "affected",
"version": "9.19.1.37"
},
{
"status": "affected",
"version": "9.17.1.46"
},
{
"status": "affected",
"version": "9.16.4.76"
},
{
"status": "affected",
"version": "9.20.3.9"
},
{
"status": "affected",
"version": "9.19.1.38"
},
{
"status": "affected",
"version": "9.18.4.50"
},
{
"status": "affected",
"version": "9.22.1.3"
},
{
"status": "affected",
"version": "9.20.3.10"
},
{
"status": "affected",
"version": "9.22.1.2"
},
{
"status": "affected",
"version": "9.18.4.52"
},
{
"status": "affected",
"version": "9.20.3.13"
},
{
"status": "affected",
"version": "9.22.1.6"
},
{
"status": "affected",
"version": "9.18.4.53"
},
{
"status": "affected",
"version": "9.16.4.82"
},
{
"status": "affected",
"version": "9.22.2"
},
{
"status": "affected",
"version": "9.20.3.16"
},
{
"status": "affected",
"version": "9.19.1.42"
},
{
"status": "affected",
"version": "9.18.4.57"
},
{
"status": "affected",
"version": "9.16.4.84"
},
{
"status": "affected",
"version": "9.23.1.3"
},
{
"status": "affected",
"version": "9.20.3.20"
},
{
"status": "affected",
"version": "9.22.2.4"
},
{
"status": "affected",
"version": "9.23.1.7"
},
{
"status": "affected",
"version": "9.20.4"
},
{
"status": "affected",
"version": "9.22.2.9"
},
{
"status": "affected",
"version": "9.23.1.13"
},
{
"status": "affected",
"version": "9.20.4.7"
},
{
"status": "affected",
"version": "9.22.2.13"
},
{
"status": "affected",
"version": "9.18.4.66"
},
{
"status": "affected",
"version": "9.20.4.10"
},
{
"status": "affected",
"version": "9.23.1.19"
},
{
"status": "affected",
"version": "9.16.4.85"
},
{
"status": "affected",
"version": "9.22.2.14"
},
{
"status": "affected",
"version": "9.18.4.67"
},
{
"status": "affected",
"version": "9.18.4.68"
}
]
},
{
"defaultStatus": "unknown",
"product": "Cisco Secure Firewall Threat Defense (FTD) Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "6.4.0.1"
},
{
"status": "affected",
"version": "6.4.0.2"
},
{
"status": "affected",
"version": "6.4.0.5"
},
{
"status": "affected",
"version": "6.4.0"
},
{
"status": "affected",
"version": "6.4.0.3"
},
{
"status": "affected",
"version": "6.4.0.4"
},
{
"status": "affected",
"version": "6.4.0.6"
},
{
"status": "affected",
"version": "6.4.0.7"
},
{
"status": "affected",
"version": "6.4.0.8"
},
{
"status": "affected",
"version": "6.4.0.9"
},
{
"status": "affected",
"version": "6.4.0.10"
},
{
"status": "affected",
"version": "6.4.0.11"
},
{
"status": "affected",
"version": "6.4.0.12"
},
{
"status": "affected",
"version": "7.0.0"
},
{
"status": "affected",
"version": "7.0.0.1"
},
{
"status": "affected",
"version": "7.0.1"
},
{
"status": "affected",
"version": "7.1.0"
},
{
"status": "affected",
"version": "6.4.0.13"
},
{
"status": "affected",
"version": "7.0.1.1"
},
{
"status": "affected",
"version": "6.4.0.14"
},
{
"status": "affected",
"version": "7.1.0.1"
},
{
"status": "affected",
"version": "7.0.2"
},
{
"status": "affected",
"version": "6.4.0.15"
},
{
"status": "affected",
"version": "7.2.0"
},
{
"status": "affected",
"version": "7.0.2.1"
},
{
"status": "affected",
"version": "7.0.3"
},
{
"status": "affected",
"version": "7.1.0.2"
},
{
"status": "affected",
"version": "7.2.0.1"
},
{
"status": "affected",
"version": "7.0.4"
},
{
"status": "affected",
"version": "7.2.1"
},
{
"status": "affected",
"version": "7.0.5"
},
{
"status": "affected",
"version": "6.4.0.16"
},
{
"status": "affected",
"version": "7.3.0"
},
{
"status": "affected",
"version": "7.2.2"
},
{
"status": "affected",
"version": "7.2.3"
},
{
"status": "affected",
"version": "7.3.1"
},
{
"status": "affected",
"version": "7.1.0.3"
},
{
"status": "affected",
"version": "7.2.4"
},
{
"status": "affected",
"version": "7.0.6"
},
{
"status": "affected",
"version": "7.2.5"
},
{
"status": "affected",
"version": "7.2.4.1"
},
{
"status": "affected",
"version": "7.3.1.1"
},
{
"status": "affected",
"version": "7.4.0"
},
{
"status": "affected",
"version": "6.4.0.17"
},
{
"status": "affected",
"version": "7.0.6.1"
},
{
"status": "affected",
"version": "7.2.5.1"
},
{
"status": "affected",
"version": "7.4.1"
},
{
"status": "affected",
"version": "7.2.6"
},
{
"status": "affected",
"version": "7.0.6.2"
},
{
"status": "affected",
"version": "7.4.1.1"
},
{
"status": "affected",
"version": "6.4.0.18"
},
{
"status": "affected",
"version": "7.2.7"
},
{
"status": "affected",
"version": "7.2.5.2"
},
{
"status": "affected",
"version": "7.3.1.2"
},
{
"status": "affected",
"version": "7.2.8"
},
{
"status": "affected",
"version": "7.6.0"
},
{
"status": "affected",
"version": "7.4.2"
},
{
"status": "affected",
"version": "7.2.8.1"
},
{
"status": "affected",
"version": "7.0.6.3"
},
{
"status": "affected",
"version": "7.4.2.1"
},
{
"status": "affected",
"version": "7.2.9"
},
{
"status": "affected",
"version": "7.0.7"
},
{
"status": "affected",
"version": "7.7.0"
},
{
"status": "affected",
"version": "7.4.2.2"
},
{
"status": "affected",
"version": "7.2.10"
},
{
"status": "affected",
"version": "7.6.1"
},
{
"status": "affected",
"version": "7.4.2.3"
},
{
"status": "affected",
"version": "7.0.8"
},
{
"status": "affected",
"version": "7.6.2"
},
{
"status": "affected",
"version": "7.7.10"
},
{
"status": "affected",
"version": "7.0.8.1"
},
{
"status": "affected",
"version": "7.6.2.1"
},
{
"status": "affected",
"version": "7.7.10.1"
},
{
"status": "affected",
"version": "7.4.2.4"
},
{
"status": "affected",
"version": "7.2.10.2"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the VPN web services component of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a browser that is accessing an affected device.\u0026nbsp;\r\n\r\nThis vulnerability is due to improper validation of user-supplied input in HTTP requests. An attacker could exploit this vulnerability by persuading a user to follow a link to a malicious website that is designed to submit malicious input to the affected application. A successful exploit could allow the attacker to execute arbitrary HTML or script code in the browser in the context of the VPN web server."
}
],
"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": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-80",
"description": "Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-04T17:51:12.793Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-asaftd-webvpn-xss-uwjc4HR",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-webvpn-xss-uwjc4HR"
}
],
"source": {
"advisory": "cisco-sa-asaftd-webvpn-xss-uwjc4HR",
"defects": [
"CSCwp68059"
],
"discovery": "INTERNAL"
},
"title": "Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20070",
"datePublished": "2026-03-04T17:51:12.793Z",
"dateReserved": "2025-10-08T11:59:15.357Z",
"dateUpdated": "2026-03-04T18:10:28.008Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2026-20070\",\"sourceIdentifier\":\"psirt@cisco.com\",\"published\":\"2026-03-04T18:16:23.170\",\"lastModified\":\"2026-03-05T19:39:11.967\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the VPN web services component of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a browser that is accessing an affected device.\u0026nbsp;\\r\\n\\r\\nThis vulnerability is due to improper validation of user-supplied input in HTTP requests. An attacker could exploit this vulnerability by persuading a user to follow a link to a malicious website that is designed to submit malicious input to the affected application. A successful exploit could allow the attacker to execute arbitrary HTML or script code in the browser in the context of the VPN web server.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@cisco.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":6.1,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":2.7}]},\"weaknesses\":[{\"source\":\"psirt@cisco.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-80\"}]}],\"references\":[{\"url\":\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-webvpn-xss-uwjc4HR\",\"source\":\"psirt@cisco.com\"}]}}",
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-20070\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-03-04T18:10:08.795522Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-04T18:10:19.920Z\"}}], \"cna\": {\"title\": \"Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting Vulnerability\", \"source\": {\"defects\": [\"CSCwp68059\"], \"advisory\": \"cisco-sa-asaftd-webvpn-xss-uwjc4HR\", \"discovery\": \"INTERNAL\"}, \"metrics\": [{\"format\": \"cvssV3_1\", \"cvssV3_1\": {\"scope\": \"CHANGED\", \"version\": \"3.1\", \"baseScore\": 6.1, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"LOW\"}}], \"affected\": [{\"vendor\": \"Cisco\", \"product\": \"Cisco Secure Firewall Adaptive Security Appliance (ASA) Software\", \"versions\": [{\"status\": \"affected\", \"version\": \"9.12.3\"}, {\"status\": \"affected\", \"version\": \"9.12.1\"}, {\"status\": \"affected\", \"version\": \"9.12.2\"}, {\"status\": \"affected\", \"version\": \"9.12.4\"}, {\"status\": \"affected\", \"version\": \"9.12.3.2\"}, {\"status\": \"affected\", \"version\": \"9.12.3.7\"}, {\"status\": \"affected\", \"version\": \"9.12.2.5\"}, {\"status\": \"affected\", \"version\": \"9.12.3.12\"}, {\"status\": \"affected\", \"version\": \"9.12.1.3\"}, {\"status\": \"affected\", \"version\": \"9.12.2.4\"}, {\"status\": \"affected\", \"version\": \"9.12.1.2\"}, {\"status\": \"affected\", \"version\": \"9.12.2.9\"}, {\"status\": \"affected\", \"version\": \"9.12.3.9\"}, {\"status\": \"affected\", \"version\": \"9.12.2.1\"}, {\"status\": \"affected\", \"version\": \"9.12.4.2\"}, {\"status\": \"affected\", \"version\": \"9.12.4.4\"}, {\"status\": \"affected\", \"version\": \"9.12.4.7\"}, {\"status\": \"affected\", \"version\": \"9.12.4.8\"}, {\"status\": \"affected\", \"version\": \"9.12.4.10\"}, {\"status\": \"affected\", \"version\": \"9.12.4.13\"}, {\"status\": \"affected\", \"version\": \"9.12.4.18\"}, {\"status\": \"affected\", \"version\": \"9.12.4.24\"}, {\"status\": \"affected\", \"version\": \"9.16.1\"}, {\"status\": \"affected\", \"version\": \"9.12.4.26\"}, {\"status\": \"affected\", \"version\": \"9.16.1.28\"}, {\"status\": \"affected\", \"version\": \"9.12.4.29\"}, {\"status\": \"affected\", \"version\": \"9.16.2\"}, {\"status\": \"affected\", \"version\": \"9.12.4.30\"}, {\"status\": \"affected\", \"version\": \"9.16.2.3\"}, {\"status\": \"affected\", \"version\": \"9.12.4.35\"}, {\"status\": \"affected\", \"version\": \"9.16.2.7\"}, {\"status\": \"affected\", \"version\": \"9.12.4.37\"}, {\"status\": \"affected\", \"version\": \"9.17.1\"}, {\"status\": \"affected\", \"version\": \"9.16.2.11\"}, {\"status\": \"affected\", \"version\": \"9.16.2.13\"}, {\"status\": \"affected\", \"version\": \"9.12.4.39\"}, {\"status\": \"affected\", \"version\": \"9.12.4.38\"}, {\"status\": \"affected\", \"version\": \"9.16.2.14\"}, {\"status\": \"affected\", \"version\": \"9.17.1.7\"}, {\"status\": \"affected\", \"version\": \"9.12.4.40\"}, {\"status\": \"affected\", \"version\": \"9.16.3.3\"}, {\"status\": \"affected\", \"version\": \"9.16.3\"}, {\"status\": \"affected\", \"version\": \"9.16.3.14\"}, {\"status\": \"affected\", \"version\": \"9.17.1.9\"}, {\"status\": \"affected\", \"version\": \"9.12.4.41\"}, {\"status\": \"affected\", \"version\": \"9.17.1.10\"}, {\"status\": \"affected\", \"version\": \"9.18.1\"}, {\"status\": \"affected\", \"version\": \"9.12.4.47\"}, {\"status\": \"affected\", \"version\": \"9.16.3.15\"}, {\"status\": \"affected\", \"version\": \"9.18.1.3\"}, {\"status\": \"affected\", \"version\": \"9.17.1.11\"}, {\"status\": \"affected\", \"version\": \"9.12.4.48\"}, {\"status\": \"affected\", \"version\": \"9.18.2\"}, {\"status\": \"affected\", \"version\": \"9.16.3.19\"}, {\"status\": \"affected\", \"version\": \"9.17.1.13\"}, {\"status\": \"affected\", \"version\": \"9.12.4.50\"}, {\"status\": \"affected\", \"version\": \"9.17.1.15\"}, {\"status\": \"affected\", \"version\": \"9.12.4.52\"}, {\"status\": \"affected\", \"version\": \"9.16.3.23\"}, {\"status\": \"affected\", \"version\": \"9.18.2.5\"}, {\"status\": \"affected\", \"version\": \"9.16.4\"}, {\"status\": \"affected\", \"version\": \"9.12.4.54\"}, {\"status\": \"affected\", \"version\": \"9.17.1.20\"}, {\"status\": \"affected\", \"version\": \"9.18.2.7\"}, {\"status\": \"affected\", \"version\": \"9.19.1\"}, {\"status\": \"affected\", \"version\": \"9.16.4.9\"}, {\"status\": \"affected\", \"version\": \"9.12.4.55\"}, {\"status\": \"affected\", \"version\": \"9.18.2.8\"}, {\"status\": \"affected\", \"version\": \"9.16.4.14\"}, {\"status\": \"affected\", \"version\": \"9.18.3\"}, {\"status\": \"affected\", \"version\": \"9.19.1.5\"}, {\"status\": \"affected\", \"version\": \"9.12.4.56\"}, {\"status\": \"affected\", \"version\": \"9.17.1.30\"}, {\"status\": \"affected\", \"version\": \"9.19.1.9\"}, {\"status\": \"affected\", \"version\": \"9.18.3.39\"}, {\"status\": \"affected\", \"version\": \"9.16.4.19\"}, {\"status\": \"affected\", \"version\": \"9.12.4.58\"}, {\"status\": \"affected\", \"version\": \"9.19.1.12\"}, {\"status\": \"affected\", \"version\": \"9.18.3.46\"}, {\"status\": \"affected\", \"version\": \"9.16.4.27\"}, {\"status\": \"affected\", \"version\": \"9.19.1.18\"}, {\"status\": \"affected\", \"version\": \"9.18.3.53\"}, {\"status\": \"affected\", \"version\": \"9.18.3.55\"}, {\"status\": \"affected\", \"version\": \"9.16.4.38\"}, {\"status\": \"affected\", \"version\": \"9.17.1.33\"}, {\"status\": \"affected\", \"version\": \"9.12.4.62\"}, {\"status\": \"affected\", \"version\": \"9.16.4.39\"}, {\"status\": \"affected\", \"version\": \"9.18.3.56\"}, {\"status\": \"affected\", \"version\": \"9.20.1\"}, {\"status\": \"affected\", \"version\": \"9.16.4.42\"}, {\"status\": \"affected\", \"version\": \"9.19.1.22\"}, {\"status\": \"affected\", \"version\": \"9.18.4\"}, {\"status\": \"affected\", \"version\": \"9.20.1.5\"}, {\"status\": \"affected\", \"version\": \"9.18.4.5\"}, {\"status\": \"affected\", \"version\": \"9.19.1.24\"}, {\"status\": \"affected\", \"version\": \"9.16.4.48\"}, {\"status\": \"affected\", \"version\": \"9.18.4.8\"}, {\"status\": \"affected\", \"version\": \"9.20.2\"}, {\"status\": \"affected\", \"version\": \"9.19.1.27\"}, {\"status\": \"affected\", \"version\": \"9.12.4.65\"}, {\"status\": \"affected\", \"version\": \"9.16.4.55\"}, {\"status\": \"affected\", \"version\": \"9.18.4.22\"}, {\"status\": \"affected\", \"version\": \"9.20.2.10\"}, {\"status\": \"affected\", \"version\": \"9.16.4.57\"}, {\"status\": \"affected\", \"version\": \"9.19.1.28\"}, {\"status\": \"affected\", \"version\": \"9.17.1.39\"}, {\"status\": \"affected\", \"version\": \"9.12.4.67\"}, {\"status\": \"affected\", \"version\": \"9.18.4.24\"}, {\"status\": \"affected\", \"version\": \"9.20.2.21\"}, {\"status\": \"affected\", \"version\": \"9.16.4.61\"}, {\"status\": \"affected\", \"version\": \"9.19.1.31\"}, {\"status\": \"affected\", \"version\": \"9.18.4.29\"}, {\"status\": \"affected\", \"version\": \"9.20.2.22\"}, {\"status\": \"affected\", \"version\": \"9.16.4.62\"}, {\"status\": \"affected\", \"version\": \"9.18.4.34\"}, {\"status\": \"affected\", \"version\": \"9.20.3\"}, {\"status\": \"affected\", \"version\": \"9.16.4.67\"}, {\"status\": \"affected\", \"version\": \"9.16.4.70\"}, {\"status\": \"affected\", \"version\": \"9.18.4.40\"}, {\"status\": \"affected\", \"version\": \"9.23.1\"}, {\"status\": \"affected\", \"version\": \"9.22.1.1\"}, {\"status\": \"affected\", \"version\": \"9.16.4.71\"}, {\"status\": \"affected\", \"version\": \"9.20.3.4\"}, {\"status\": \"affected\", \"version\": \"9.18.4.47\"}, {\"status\": \"affected\", \"version\": \"9.20.3.7\"}, {\"status\": \"affected\", \"version\": \"9.17.1.45\"}, {\"status\": \"affected\", \"version\": \"9.19.1.37\"}, {\"status\": \"affected\", \"version\": \"9.17.1.46\"}, {\"status\": \"affected\", \"version\": \"9.16.4.76\"}, {\"status\": \"affected\", \"version\": \"9.20.3.9\"}, {\"status\": \"affected\", \"version\": \"9.19.1.38\"}, {\"status\": \"affected\", \"version\": \"9.18.4.50\"}, {\"status\": \"affected\", \"version\": \"9.22.1.3\"}, {\"status\": \"affected\", \"version\": \"9.20.3.10\"}, {\"status\": \"affected\", \"version\": \"9.22.1.2\"}, {\"status\": \"affected\", \"version\": \"9.18.4.52\"}, {\"status\": \"affected\", \"version\": \"9.20.3.13\"}, {\"status\": \"affected\", \"version\": \"9.22.1.6\"}, {\"status\": \"affected\", \"version\": \"9.18.4.53\"}, {\"status\": \"affected\", \"version\": \"9.16.4.82\"}, {\"status\": \"affected\", \"version\": \"9.22.2\"}, {\"status\": \"affected\", \"version\": \"9.20.3.16\"}, {\"status\": \"affected\", \"version\": \"9.19.1.42\"}, {\"status\": \"affected\", \"version\": \"9.18.4.57\"}, {\"status\": \"affected\", \"version\": \"9.16.4.84\"}, {\"status\": \"affected\", \"version\": \"9.23.1.3\"}, {\"status\": \"affected\", \"version\": \"9.20.3.20\"}, {\"status\": \"affected\", \"version\": \"9.22.2.4\"}, {\"status\": \"affected\", \"version\": \"9.23.1.7\"}, {\"status\": \"affected\", \"version\": \"9.20.4\"}, {\"status\": \"affected\", \"version\": \"9.22.2.9\"}, {\"status\": \"affected\", \"version\": \"9.23.1.13\"}, {\"status\": \"affected\", \"version\": \"9.20.4.7\"}, {\"status\": \"affected\", \"version\": \"9.22.2.13\"}, {\"status\": \"affected\", \"version\": \"9.18.4.66\"}, {\"status\": \"affected\", \"version\": \"9.20.4.10\"}, {\"status\": \"affected\", \"version\": \"9.23.1.19\"}, {\"status\": \"affected\", \"version\": \"9.16.4.85\"}, {\"status\": \"affected\", \"version\": \"9.22.2.14\"}, {\"status\": \"affected\", \"version\": \"9.18.4.67\"}, {\"status\": \"affected\", \"version\": \"9.18.4.68\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Cisco\", \"product\": \"Cisco Secure Firewall Threat Defense (FTD) Software\", \"versions\": [{\"status\": \"affected\", \"version\": \"6.4.0.1\"}, {\"status\": \"affected\", \"version\": \"6.4.0.2\"}, {\"status\": \"affected\", \"version\": \"6.4.0.5\"}, {\"status\": \"affected\", \"version\": \"6.4.0\"}, {\"status\": \"affected\", \"version\": \"6.4.0.3\"}, {\"status\": \"affected\", \"version\": \"6.4.0.4\"}, {\"status\": \"affected\", \"version\": \"6.4.0.6\"}, {\"status\": \"affected\", \"version\": \"6.4.0.7\"}, {\"status\": \"affected\", \"version\": \"6.4.0.8\"}, {\"status\": \"affected\", \"version\": \"6.4.0.9\"}, {\"status\": \"affected\", \"version\": \"6.4.0.10\"}, {\"status\": \"affected\", \"version\": \"6.4.0.11\"}, {\"status\": \"affected\", \"version\": \"6.4.0.12\"}, {\"status\": \"affected\", \"version\": \"7.0.0\"}, {\"status\": \"affected\", \"version\": \"7.0.0.1\"}, {\"status\": \"affected\", \"version\": \"7.0.1\"}, {\"status\": \"affected\", \"version\": \"7.1.0\"}, {\"status\": \"affected\", \"version\": \"6.4.0.13\"}, {\"status\": \"affected\", \"version\": \"7.0.1.1\"}, {\"status\": \"affected\", \"version\": \"6.4.0.14\"}, {\"status\": \"affected\", \"version\": \"7.1.0.1\"}, {\"status\": \"affected\", \"version\": \"7.0.2\"}, {\"status\": \"affected\", \"version\": \"6.4.0.15\"}, {\"status\": \"affected\", \"version\": \"7.2.0\"}, {\"status\": \"affected\", \"version\": \"7.0.2.1\"}, {\"status\": \"affected\", \"version\": \"7.0.3\"}, {\"status\": \"affected\", \"version\": \"7.1.0.2\"}, {\"status\": \"affected\", \"version\": \"7.2.0.1\"}, {\"status\": \"affected\", \"version\": \"7.0.4\"}, {\"status\": \"affected\", \"version\": \"7.2.1\"}, {\"status\": \"affected\", \"version\": \"7.0.5\"}, {\"status\": \"affected\", \"version\": \"6.4.0.16\"}, {\"status\": \"affected\", \"version\": \"7.3.0\"}, {\"status\": \"affected\", \"version\": \"7.2.2\"}, {\"status\": \"affected\", \"version\": \"7.2.3\"}, {\"status\": \"affected\", \"version\": \"7.3.1\"}, {\"status\": \"affected\", \"version\": \"7.1.0.3\"}, {\"status\": \"affected\", \"version\": \"7.2.4\"}, {\"status\": \"affected\", \"version\": \"7.0.6\"}, {\"status\": \"affected\", \"version\": \"7.2.5\"}, {\"status\": \"affected\", \"version\": \"7.2.4.1\"}, {\"status\": \"affected\", \"version\": \"7.3.1.1\"}, {\"status\": \"affected\", \"version\": \"7.4.0\"}, {\"status\": \"affected\", \"version\": \"6.4.0.17\"}, {\"status\": \"affected\", \"version\": \"7.0.6.1\"}, {\"status\": \"affected\", \"version\": \"7.2.5.1\"}, {\"status\": \"affected\", \"version\": \"7.4.1\"}, {\"status\": \"affected\", \"version\": \"7.2.6\"}, {\"status\": \"affected\", \"version\": \"7.0.6.2\"}, {\"status\": \"affected\", \"version\": \"7.4.1.1\"}, {\"status\": \"affected\", \"version\": \"6.4.0.18\"}, {\"status\": \"affected\", \"version\": \"7.2.7\"}, {\"status\": \"affected\", \"version\": \"7.2.5.2\"}, {\"status\": \"affected\", \"version\": \"7.3.1.2\"}, {\"status\": \"affected\", \"version\": \"7.2.8\"}, {\"status\": \"affected\", \"version\": \"7.6.0\"}, {\"status\": \"affected\", \"version\": \"7.4.2\"}, {\"status\": \"affected\", \"version\": \"7.2.8.1\"}, {\"status\": \"affected\", \"version\": \"7.0.6.3\"}, {\"status\": \"affected\", \"version\": \"7.4.2.1\"}, {\"status\": \"affected\", \"version\": \"7.2.9\"}, {\"status\": \"affected\", \"version\": \"7.0.7\"}, {\"status\": \"affected\", \"version\": \"7.7.0\"}, {\"status\": \"affected\", \"version\": \"7.4.2.2\"}, {\"status\": \"affected\", \"version\": \"7.2.10\"}, {\"status\": \"affected\", \"version\": \"7.6.1\"}, {\"status\": \"affected\", \"version\": \"7.4.2.3\"}, {\"status\": \"affected\", \"version\": \"7.0.8\"}, {\"status\": \"affected\", \"version\": \"7.6.2\"}, {\"status\": \"affected\", \"version\": \"7.7.10\"}, {\"status\": \"affected\", \"version\": \"7.0.8.1\"}, {\"status\": \"affected\", \"version\": \"7.6.2.1\"}, {\"status\": \"affected\", \"version\": \"7.7.10.1\"}, {\"status\": \"affected\", \"version\": \"7.4.2.4\"}, {\"status\": \"affected\", \"version\": \"7.2.10.2\"}], \"defaultStatus\": \"unknown\"}], \"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.\"}], \"references\": [{\"url\": \"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-webvpn-xss-uwjc4HR\", \"name\": \"cisco-sa-asaftd-webvpn-xss-uwjc4HR\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability in the VPN web services component of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a browser that is accessing an affected device.\u0026nbsp;\\r\\n\\r\\nThis vulnerability is due to improper validation of user-supplied input in HTTP requests. An attacker could exploit this vulnerability by persuading a user to follow a link to a malicious website that is designed to submit malicious input to the affected application. A successful exploit could allow the attacker to execute arbitrary HTML or script code in the browser in the context of the VPN web server.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"cwe\", \"cweId\": \"CWE-80\", \"description\": \"Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)\"}]}], \"providerMetadata\": {\"orgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"shortName\": \"cisco\", \"dateUpdated\": \"2026-03-04T17:51:12.793Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-20070\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-03-04T18:10:28.008Z\", \"dateReserved\": \"2025-10-08T11:59:15.357Z\", \"assignerOrgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"datePublished\": \"2026-03-04T17:51:12.793Z\", \"assignerShortName\": \"cisco\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…