CVE-2026-92057: Vulnerability in Mozilla Firefox
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, and Thunderbird 156.
AI Analysis
Technical Summary
CVE-2026-92057 is a security vulnerability in Mozilla Firefox's Enterprise Policies component that allows a mitigation bypass. The flaw was resolved in Firefox 156 and Firefox ESR 153.3. The vendor advisory confirms the fix and categorizes the impact as high. No additional technical details or exploitation methods are provided in the advisory.
Potential Impact
The vulnerability allows bypassing mitigation controls in the Enterprise Policies component, which could potentially lead to elevated risk or unauthorized policy enforcement circumvention. The vendor rates the impact as high. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Mozilla has released an official fix for this vulnerability in Firefox 156 and Firefox ESR 153.3. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-92057: Vulnerability in Mozilla Firefox
Description
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, and Thunderbird 156.
Affected software
Mozilla
Firefox
Mozilla
Thunderbird
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-92057 is a security vulnerability in Mozilla Firefox's Enterprise Policies component that allows a mitigation bypass. The flaw was resolved in Firefox 156 and Firefox ESR 153.3. The vendor advisory confirms the fix and categorizes the impact as high. No additional technical details or exploitation methods are provided in the advisory.
Potential Impact
The vulnerability allows bypassing mitigation controls in the Enterprise Policies component, which could potentially lead to elevated risk or unauthorized policy enforcement circumvention. The vendor rates the impact as high. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Mozilla has released an official fix for this vulnerability in Firefox 156 and Firefox ESR 153.3. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-09-15T12:34:18.265Z
- 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: 6aa93e6755bf5e2cf5d31011
Added to database: 09/15/2026, 12:47:35 UTC
Last enriched: 09/15/2026, 13:02:41 UTC
Last updated: 09/16/2026, 03:18:27 UTC
Views: 8
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