CVE-2026-12292: Vulnerability in Mozilla Firefox
CVE-2026-12292 is a high-impact vulnerability in Mozilla Firefox's Web Audio component caused by incorrect boundary conditions. This flaw was addressed and fixed in Firefox 152 and Firefox ESR 140.12. The issue is part of a broader set of security vulnerabilities resolved in these releases. No known exploits in the wild have been reported for this specific vulnerability.
AI Analysis
Technical Summary
The vulnerability identified as CVE-2026-12292 involves incorrect boundary conditions in the Web Audio component of Mozilla Firefox. This could potentially lead to security issues, and it was fixed in Firefox 152 and Firefox ESR 140.12. The Mozilla advisories MFSA2026-57 and MFSA2026-58 confirm the fix and classify the impact as high. The vulnerability was reported by Zijie Zhao and is referenced in Bug 2038465. It is one of multiple high-impact vulnerabilities addressed in these Firefox releases.
Potential Impact
The vulnerability has a high impact rating as per Mozilla's advisory. Incorrect boundary conditions in the Web Audio component could lead to memory corruption or other security issues, potentially allowing attackers to compromise the browser's security. However, there are no known exploits in the wild for this vulnerability at the time of publication.
Mitigation Recommendations
This vulnerability has been fixed in Firefox 152 and Firefox ESR 140.12. Users and administrators should update to these versions or later to remediate the issue. Since this is not a cloud service, remediation depends on applying the official Mozilla updates. Patch status is confirmed by the vendor advisories.
CVE-2026-12292: Vulnerability in Mozilla Firefox
Description
CVE-2026-12292 is a high-impact vulnerability in Mozilla Firefox's Web Audio component caused by incorrect boundary conditions. This flaw was addressed and fixed in Firefox 152 and Firefox ESR 140.12. The issue is part of a broader set of security vulnerabilities resolved in these releases. No known exploits in the wild have been reported for this specific vulnerability.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability identified as CVE-2026-12292 involves incorrect boundary conditions in the Web Audio component of Mozilla Firefox. This could potentially lead to security issues, and it was fixed in Firefox 152 and Firefox ESR 140.12. The Mozilla advisories MFSA2026-57 and MFSA2026-58 confirm the fix and classify the impact as high. The vulnerability was reported by Zijie Zhao and is referenced in Bug 2038465. It is one of multiple high-impact vulnerabilities addressed in these Firefox releases.
Potential Impact
The vulnerability has a high impact rating as per Mozilla's advisory. Incorrect boundary conditions in the Web Audio component could lead to memory corruption or other security issues, potentially allowing attackers to compromise the browser's security. However, there are no known exploits in the wild for this vulnerability at the time of publication.
Mitigation Recommendations
This vulnerability has been fixed in Firefox 152 and Firefox ESR 140.12. Users and administrators should update to these versions or later to remediate the issue. Since this is not a cloud service, remediation depends on applying the official Mozilla updates. Patch status is confirmed by the vendor advisories.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-06-15T15:08:07.009Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-57/","vendor":"Mozilla"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-58/","vendor":"Mozilla"}]
Threat ID: 6a314c7b0b89be6888b4cbbf
Added to database: 6/16/2026, 1:15:39 PM
Last enriched: 6/16/2026, 1:47:04 PM
Last updated: 6/17/2026, 5:02:15 AM
Views: 5
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