Use-after-free in the Disability Access APIs component. (CVE-2026-92016)
CVE-2026-92016 is a use-after-free vulnerability in the Disability Access APIs component of Firefox. This security flaw was addressed and fixed in Firefox 156 and Firefox ESR versions 140.16 and 153.3. The vulnerability is rated with high impact by the vendor. No known exploits in the wild have been reported. Users of affected Firefox versions should update to the fixed releases to mitigate this issue.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Disability Access APIs component of Firefox. Use-after-free vulnerabilities occur when a program continues to use memory after it has been freed, potentially leading to memory corruption and security risks. Mozilla fixed this issue in Firefox 156 and Firefox ESR 140.16 and 153.3. The vendor advisory classifies the impact as high and recommends updating to these versions to remediate the vulnerability.
Potential Impact
The vulnerability has a high impact rating according to Mozilla, indicating it could allow an attacker to cause memory corruption or potentially execute arbitrary code. However, no active exploitation in the wild has been reported. The flaw affects the Disability Access APIs component, which could impact accessibility features if exploited.
Mitigation Recommendations
Mozilla has released official fixes for this vulnerability in Firefox 156, Firefox ESR 140.16, and Firefox ESR 153.3. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are required beyond applying the official patches.
Use-after-free in the Disability Access APIs component. (CVE-2026-92016)
Description
CVE-2026-92016 is a use-after-free vulnerability in the Disability Access APIs component of Firefox. This security flaw was addressed and fixed in Firefox 156 and Firefox ESR versions 140.16 and 153.3. The vulnerability is rated with high impact by the vendor. No known exploits in the wild have been reported. Users of affected Firefox versions should update to the fixed releases to mitigate this issue.
Affected software
pkg:github/mozilla/firefoxRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Disability Access APIs component of Firefox. Use-after-free vulnerabilities occur when a program continues to use memory after it has been freed, potentially leading to memory corruption and security risks. Mozilla fixed this issue in Firefox 156 and Firefox ESR 140.16 and 153.3. The vendor advisory classifies the impact as high and recommends updating to these versions to remediate the vulnerability.
Potential Impact
The vulnerability has a high impact rating according to Mozilla, indicating it could allow an attacker to cause memory corruption or potentially execute arbitrary code. However, no active exploitation in the wild has been reported. The flaw affects the Disability Access APIs component, which could impact accessibility features if exploited.
Mitigation Recommendations
Mozilla has released official fixes for this vulnerability in Firefox 156, Firefox ESR 140.16, and Firefox ESR 153.3. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are required beyond applying the official patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-5rcc-wmxq-mppm
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-92016"]
- State
- PUBLISHED
Threat ID: 6aaa081255bf5e2cf5ea4a71
Added to database: 09/16/2026, 03:08:02 UTC
Last enriched: 09/16/2026, 05:08:08 UTC
Last updated: 09/16/2026, 05:08:08 UTC
Views: 4
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