CVE-2026-2792 - Vulnerability Analysis
CriticalCVSS: 9.8Last Updated: February 25, 2026
Mozilla Firefox - Remote Code Execution
Published: February 24, 2026Updated: February 25, 2026Remote Exploitable
Overview
Mozilla Firefox < 148 and Firefox ESR < 140.8 contain memory safety bugs caused by memory corruption, letting attackers potentially execute arbitrary code, exploit requires successful memory corruption.
Severity & Score
Severity: Critical
CVSS Score: 9.8
Impact
Attackers can exploit memory corruption to execute arbitrary code, potentially leading to full system compromise.
Mitigation
Update to Firefox 148 and Firefox ESR 140.8 or later.
References
- https://www.mozilla.org/security/advisories/mfsa2026-13/
- https://www.mozilla.org/security/advisories/mfsa2026-15/
- https://www.mozilla.org/security/advisories/mfsa2026-16/
- https://www.mozilla.org/security/advisories/mfsa2026-17/
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=2008912%2C2010050%2C2010275%2C2012331
Related Resources
Details
- CVE ID
- CVE-2026-2792
- Severity
- Critical
- CVSS Score
- 9.8
- Type
- undefined
- Status
- modified
CWE
- CWE-787
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H