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2798 vulnerabilities
CVE-2026-92240 (GCVE-0-2026-92240)
Vulnerability from cvelistv5 – Published: 2026-09-15 19:42 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Out-of-bounds read in IMAP response parser
Summary
A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged '* ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Thunderbird |
Unaffected:
140.16 , ≤ 140.*
(rpm)
Unaffected: 153.3 , ≤ 153.* (rpm) Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "140.*",
"status": "unaffected",
"version": "140.16",
"versionType": "rpm"
},
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Ahmed Albalawi"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged \u0027* ID\u0027 response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3."
}
],
"value": "A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged \u0027* ID\u0027 response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:29.413Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2069113"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-95/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Out-of-bounds read in IMAP response parser"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92240",
"datePublished": "2026-09-15T19:42:53.494Z",
"dateReserved": "2026-09-15T19:42:52.961Z",
"dateUpdated": "2026-09-16T14:24:29.413Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92239 (GCVE-0-2026-92239)
Vulnerability from cvelistv5 – Published: 2026-09-15 19:42 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Buffer overrun in IMAP
Summary
A maliciously constructed IMAP line could cause an out-of-bounds buffer read. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Thunderbird |
Unaffected:
140.16 , ≤ 140.*
(rpm)
Unaffected: 153.3 , ≤ 153.* (rpm) Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "140.*",
"status": "unaffected",
"version": "140.16",
"versionType": "rpm"
},
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Ramesh Adhikari, Dr. Faruk Kazi (CoE-CNDS Lab, VJTI, Mumbai, India)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A maliciously constructed IMAP line could cause an out-of-bounds buffer read. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3."
}
],
"value": "A maliciously constructed IMAP line could cause an out-of-bounds buffer read. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:29.124Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2060488"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-95/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Buffer overrun in IMAP"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92239",
"datePublished": "2026-09-15T19:42:52.416Z",
"dateReserved": "2026-09-15T19:42:51.878Z",
"dateUpdated": "2026-09-16T14:24:29.124Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
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}
CVE-2026-92238 (GCVE-0-2026-92238)
Vulnerability from cvelistv5 – Published: 2026-09-15 19:42 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Ambiguous parsing of mail headers
Summary
A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Thunderbird |
Unaffected:
140.16 , ≤ 140.*
(rpm)
Unaffected: 153.3 , ≤ 153.* (rpm) Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "140.*",
"status": "unaffected",
"version": "140.16",
"versionType": "rpm"
},
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Ramesh Adhikari, Dr. Faruk Kazi (CoE-CNDS Lab, VJTI, Mumbai, India)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3."
}
],
"value": "A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:28.700Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2060601"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-95/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Ambiguous parsing of mail headers"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92238",
"datePublished": "2026-09-15T19:42:51.331Z",
"dateReserved": "2026-09-15T19:42:50.750Z",
"dateUpdated": "2026-09-16T14:24:28.700Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92079 (GCVE-0-2026-92079)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Widget: Win32 component
Summary
Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "barbarossa404"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:46.369Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2067531"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Mitigation bypass in the Widget: Win32 component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92079",
"datePublished": "2026-09-15T12:34:41.289Z",
"dateReserved": "2026-09-15T12:34:40.765Z",
"dateUpdated": "2026-09-16T14:24:46.369Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92078 (GCVE-0-2026-92078)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:23
VLAI
EPSS
VEX
Title
Denial-of-service in the Security component
Summary
Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:23 UTC
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-92078",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-20T00:23:34.181848Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
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{
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"description": "CWE-770 Allocation of Resources Without Limits or Throttling",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-20T00:23:36.795Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Dominik Bay"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:46.075Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
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},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92077 (GCVE-0-2026-92077)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:24
VLAI
EPSS
VEX
Title
Denial-of-service in the SVG component
Summary
Denial-of-service in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:23 UTC
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-92077",
"options": [
{
"Exploitation": "none"
},
{
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},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-20T00:23:48.304265Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
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{
"cweId": "CWE-770",
"description": "CWE-770 Allocation of Resources Without Limits or Throttling",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-20T00:24:23.002Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "sak"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Denial-of-service in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Denial-of-service in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:45.821Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2064601"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Denial-of-service in the SVG component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92077",
"datePublished": "2026-09-15T12:34:39.246Z",
"dateReserved": "2026-09-15T12:34:38.753Z",
"dateUpdated": "2026-09-20T00:24:23.002Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92076 (GCVE-0-2026-92076)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the Networking component
Summary
Incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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}
],
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}
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"providerMetadata": {
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CVE-2026-92075 (GCVE-0-2026-92075)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Networking component
Summary
Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
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"vendor": "Mozilla",
"versions": [
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"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
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"vendor": "Mozilla",
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"versionType": "rpm"
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]
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"credits": [
{
"lang": "en",
"value": "Takeshi Kaneko"
}
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{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
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}
],
"value": "Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
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},
{
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
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}
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CVE-2026-92074 (GCVE-0-2026-92074)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Popup Blocker component
Summary
Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
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"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Finn Westendorf"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
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}
],
"value": "Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
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"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
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},
{
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CVE-2026-92073 (GCVE-0-2026-92073)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Enterprise Policies component
Summary
Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
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"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
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"options": [
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},
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},
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}
],
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"timestamp": "2026-09-15T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
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}
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"description": "CWE-269 Improper Privilege Management",
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],
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"title": "CISA ADP Vulnrichment"
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"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
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"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
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},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
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],
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],
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"lang": "en",
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"base64": false,
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}
],
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}
],
"providerMetadata": {
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},
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},
{
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},
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CVE-2026-92072 (GCVE-0-2026-92072)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the Safe Browsing component
Summary
Incorrect boundary conditions in the Safe Browsing component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
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{
"lang": "en",
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],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
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}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:44.501Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
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},
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],
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CVE-2026-92071 (GCVE-0-2026-92071)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Summary
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:44.243Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
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"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2061231"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component"
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},
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"assignerShortName": "mozilla",
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"datePublished": "2026-09-15T12:34:33.056Z",
"dateReserved": "2026-09-15T12:34:32.533Z",
"dateUpdated": "2026-09-16T14:24:44.243Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
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CVE-2026-92070 (GCVE-0-2026-92070)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Information disclosure in the Networking component
Summary
Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mohamed Mbarek"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
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CVE-2026-92069 (GCVE-0-2026-92069)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Spoofing issue in the DOM: Navigation component
Summary
Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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],
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
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},
{
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CVE-2026-92068 (GCVE-0-2026-92068)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Site isolation issue in the Reader Mode component
Summary
Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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},
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"vendor": "Mozilla",
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"type": "text/html",
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}
],
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}
],
"providerMetadata": {
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
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},
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CVE-2026-92067 (GCVE-0-2026-92067)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:22
VLAI
EPSS
VEX
Title
Use-after-free in the Widget: Gtk component
Summary
Use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:22 UTC
CWE
- CWE-416 - Use After Free
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
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{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
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}
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"timestamp": "2026-09-20T00:22:49.257033Z",
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},
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"vendor": "Mozilla",
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"vendor": "Mozilla",
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}
],
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}
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
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CVE-2026-92066 (GCVE-0-2026-92066)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-15 20:01
VLAI
EPSS
VEX
Title
Sandbox escape in the Profile Backup component
Summary
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
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"vendor": "Mozilla",
"versions": [
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
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"descriptions": [
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"base64": false,
"type": "text/html",
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}
],
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"providerMetadata": {
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},
{
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}
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CVE-2026-92065 (GCVE-0-2026-92065)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Summary
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
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"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
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"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
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"version": "153.3",
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"versionType": "rpm"
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{
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"type": "text/html",
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}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:42.947Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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},
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
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CVE-2026-92064 (GCVE-0-2026-92064)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Summary
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
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]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
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"status": "unaffected",
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"versionType": "rpm"
}
]
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"lang": "en",
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{
"lang": "en",
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"base64": false,
"type": "text/html",
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}
],
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}
],
"providerMetadata": {
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"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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},
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
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}
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"datePublished": "2026-09-15T12:34:25.898Z",
"dateReserved": "2026-09-15T12:34:25.394Z",
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"state": "PUBLISHED"
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CVE-2026-92063 (GCVE-0-2026-92063)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:24
VLAI
EPSS
VEX
Title
Denial-of-service in the Audio/Video component
Summary
Denial-of-service in the Audio/Video component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:24 UTC
CWE
- CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
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CVE-2026-92062 (GCVE-0-2026-92062)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Session Restore component
Summary
Privilege escalation in the Session Restore component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92061 (GCVE-0-2026-92061)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-15 20:01
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the Security: Process Sandboxing component
Summary
Incorrect boundary conditions in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
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CVE-2026-92060 (GCVE-0-2026-92060)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:22
VLAI
EPSS
VEX
Title
Use-after-free in the Internationalization component
Summary
Use-after-free in the Internationalization component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:22 UTC
CWE
- CWE-416 - Use After Free
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"vendor": "Mozilla",
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CVE-2026-92059 (GCVE-0-2026-92059)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the DOM: Editor component
Summary
Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"vendor": "Mozilla",
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CVE-2026-92058 (GCVE-0-2026-92058)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:21
VLAI
EPSS
VEX
Title
Use-after-free in the Graphics component
Summary
Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:21 UTC
CWE
- CWE-416 - Use After Free
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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}
],
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CVE-2026-92057 (GCVE-0-2026-92057)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Enterprise Policies component
Summary
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92056 (GCVE-0-2026-92056)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-20 00:22
VLAI
EPSS
VEX
Title
Use-after-free in the Graphics: Text component
Summary
Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-20 00:22 UTC
CWE
- CWE-416 - Use After Free
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92055 (GCVE-0-2026-92055)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the DevTools component
Summary
Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"vendor": "Mozilla",
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CVE-2026-92054 (GCVE-0-2026-92054)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Memory component
Summary
Privilege escalation in the Memory component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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{
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CVE-2026-92053 (GCVE-0-2026-92053)
Vulnerability from cvelistv5 – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Graphics: CanvasWebGL component
Summary
Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"vendor": "Mozilla",
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"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:40.383Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2061503"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Privilege escalation in the Graphics: CanvasWebGL component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92053",
"datePublished": "2026-09-15T12:34:14.556Z",
"dateReserved": "2026-09-15T12:34:13.962Z",
"dateUpdated": "2026-09-16T14:24:40.383Z",
"state": "PUBLISHED"
},
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}