Uninitialized Memory Vulnerability in Mozilla Firefox's Graphics Component
CVE-2026-100802

Currently unrated

Key Information:

Vendor: Mozilla
Status: Firefox
Vendor: CVE Published:; 29 September 2026

What is CVE-2026-100802?

This vulnerability pertains to uninitialized memory access within the Graphics: WebGPU component of Mozilla Firefox, which can potentially lead to unintended behavior in the browser. The issue was addressed in Firefox version 157, ensuring enhanced security and stability for users.

Affected Version(s)

Firefox 157

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2057833

https://www.mozilla.org/security/advisories/mfsa2026-97/

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Sep 29, 2026
Vulnerability Reserved
Sep 26, 2026

Credit

5up3rh3i

CVE-2026-100802 Data

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