Information Disclosure Vulnerability in Firefox's ImageLib Component
CVE-2026-92031

Currently unrated

Key Information:

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

What is CVE-2026-92031?

This vulnerability involves an information disclosure risk within the Graphics: ImageLib component of Firefox. Attackers could potentially exploit this flaw to access sensitive data that should remain confidential. Users are advised to update to the latest versions of Firefox—version 156, or Firefox ESR versions 140.16 and 153.3—to mitigate this security issue. Keeping your software up to date is essential for maintaining online safety.