CVE-2026-92069: Vulnerability in Mozilla Firefox
CVE-2026-92069 is a spoofing vulnerability in the DOM Navigation component of Mozilla Firefox. This issue was addressed and fixed in Firefox version 156 and Firefox ESR 153.3. The vulnerability could allow an attacker to spoof navigation-related information within the browser. No active exploitation in the wild has been reported. Users are advised to update to the fixed versions to mitigate this risk.
AI Analysis
Technical Summary
CVE-2026-92069 describes a spoofing vulnerability within the Document Object Model (DOM) Navigation component of Mozilla Firefox. The flaw could allow an attacker to manipulate navigation data, potentially misleading users or scripts relying on this information. Mozilla fixed this vulnerability in Firefox 156 and Firefox ESR 153.3 as part of their security updates announced on September 15, 2026. The vendor advisory lists this issue among multiple high-impact vulnerabilities resolved in that release.
Potential Impact
The vulnerability enables spoofing in the DOM Navigation component, which could mislead users or web content by presenting falsified navigation information. This may impact browser security and user trust but does not explicitly describe privilege escalation, code execution, or data disclosure. No known exploitation in the wild has been reported.
Mitigation Recommendations
A fix is available and included in Firefox 156 and Firefox ESR 153.3. Users and administrators should update affected Firefox installations to these versions or later to remediate this vulnerability. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-92069: Vulnerability in Mozilla Firefox
Description
CVE-2026-92069 is a spoofing vulnerability in the DOM Navigation component of Mozilla Firefox. This issue was addressed and fixed in Firefox version 156 and Firefox ESR 153.3. The vulnerability could allow an attacker to spoof navigation-related information within the browser. No active exploitation in the wild has been reported. Users are advised to update to the fixed versions to mitigate this risk.
Affected software
Mozilla
Firefox
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-92069 describes a spoofing vulnerability within the Document Object Model (DOM) Navigation component of Mozilla Firefox. The flaw could allow an attacker to manipulate navigation data, potentially misleading users or scripts relying on this information. Mozilla fixed this vulnerability in Firefox 156 and Firefox ESR 153.3 as part of their security updates announced on September 15, 2026. The vendor advisory lists this issue among multiple high-impact vulnerabilities resolved in that release.
Potential Impact
The vulnerability enables spoofing in the DOM Navigation component, which could mislead users or web content by presenting falsified navigation information. This may impact browser security and user trust but does not explicitly describe privilege escalation, code execution, or data disclosure. No known exploitation in the wild has been reported.
Mitigation Recommendations
A fix is available and included in Firefox 156 and Firefox ESR 153.3. Users and administrators should update affected Firefox installations to these versions or later to remediate this vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-09-15T12:34:30.492Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-90/","vendor":"Mozilla"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-93/","vendor":"Mozilla"}]
Threat ID: 6aa93e6955bf5e2cf5d3102a
Added to database: 09/15/2026, 12:47:37 UTC
Last enriched: 09/15/2026, 13:01:43 UTC
Last updated: 09/15/2026, 13:01:43 UTC
Views: 5
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