CVE-2026-6756: Vulnerability in Mozilla Firefox
CVE-2026-6756 is a mitigation bypass vulnerability affecting Firefox for Android. This issue was addressed and fixed in Firefox version 150. The vulnerability is categorized with moderate impact according to the Mozilla advisory. It is part of a broader set of security fixes released in Firefox 150, which includes multiple high and moderate impact vulnerabilities. No known exploits in the wild have been reported for this specific vulnerability. Users running affected versions of Firefox for Android should upgrade to version 150 to remediate this issue.
AI Analysis
Technical Summary
CVE-2026-6756 is a mitigation bypass vulnerability in Firefox for Android that was fixed in Firefox 150. The Mozilla advisory classifies the impact of this vulnerability as moderate. It is one of many vulnerabilities addressed in the Firefox 150 release, which includes fixes for various memory safety bugs and other security issues. The advisory does not provide detailed technical specifics beyond the classification as a mitigation bypass. No CVSS score is assigned to this vulnerability. The vendor advisory is the authoritative source confirming the fix availability.
Potential Impact
The vulnerability allows bypassing of mitigation controls in Firefox for Android, potentially weakening security protections. The Mozilla advisory rates the impact as moderate. There are no known exploits in the wild. The issue could have allowed attackers to circumvent security mechanisms, but no further exploitation details are provided.
Mitigation Recommendations
A fix for this vulnerability is available in Firefox 150. Users and administrators should update Firefox for Android to version 150 or later to remediate this issue. Since the vendor advisory confirms the fix, no additional mitigation steps are required.
CVE-2026-6756: Vulnerability in Mozilla Firefox
Description
CVE-2026-6756 is a mitigation bypass vulnerability affecting Firefox for Android. This issue was addressed and fixed in Firefox version 150. The vulnerability is categorized with moderate impact according to the Mozilla advisory. It is part of a broader set of security fixes released in Firefox 150, which includes multiple high and moderate impact vulnerabilities. No known exploits in the wild have been reported for this specific vulnerability. Users running affected versions of Firefox for Android should upgrade to version 150 to remediate this issue.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-6756 is a mitigation bypass vulnerability in Firefox for Android that was fixed in Firefox 150. The Mozilla advisory classifies the impact of this vulnerability as moderate. It is one of many vulnerabilities addressed in the Firefox 150 release, which includes fixes for various memory safety bugs and other security issues. The advisory does not provide detailed technical specifics beyond the classification as a mitigation bypass. No CVSS score is assigned to this vulnerability. The vendor advisory is the authoritative source confirming the fix availability.
Potential Impact
The vulnerability allows bypassing of mitigation controls in Firefox for Android, potentially weakening security protections. The Mozilla advisory rates the impact as moderate. There are no known exploits in the wild. The issue could have allowed attackers to circumvent security mechanisms, but no further exploitation details are provided.
Mitigation Recommendations
A fix for this vulnerability is available in Firefox 150. Users and administrators should update Firefox for Android to version 150 or later to remediate this issue. Since the vendor advisory confirms the fix, no additional mitigation steps are required.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-04-21T12:40:51.756Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-30/","vendor":"Mozilla"}]
Threat ID: 69e7789c19fe3cd2cdd163cd
Added to database: 4/21/2026, 1:16:12 PM
Last enriched: 4/21/2026, 1:46:34 PM
Last updated: 4/22/2026, 5:27:12 AM
Views: 7
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