Buffer Overflow in Firefox Unsafe Browsing Feature
CVE-2026-92072

Currently unrated

Key Information:

Vendor: Mozilla
Status: Firefox
Vendor: CVE Published:; 15 September 2026

What is CVE-2026-92072?

A vulnerability exists in the Safe Browsing component of Firefox due to incorrect boundary conditions, which could lead to potential security risks. This issue was addressed in the releases of Firefox 156 and Firefox ESR 153.3, improving the browser's resilience against unauthorized access and attacks. Users are urged to update to the latest versions to safeguard their browsing experience.

Affected Version(s)

Firefox 153.3

Firefox 156

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2061257

https://www.mozilla.org/security/advisories/mfsa2026-90/

https://www.mozilla.org/security/advisories/mfsa2026-93/

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Sep 15, 2026
Vulnerability Reserved
Sep 15, 2026

Credit

Mozilla

CVE-2026-92072 Data

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