WebGPU Component Vulnerability in Firefox by Mozilla
CVE-2026-16393

Currently unrated

Key Information:

Vendor: Mozilla
Status: Firefox
Vendor: CVE Published:; 21 July 2026

What is CVE-2026-16393?

A vulnerability has been identified in the Graphics: WebGPU component of Firefox, stemming from incorrect boundary conditions that may lead to potential exploitation. This issue was addressed in Firefox version 153, enhancing the overall security framework of the browser.

Affected Version(s)

Firefox 153

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2045410

https://www.mozilla.org/security/advisories/mfsa2026-68/

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Jul 21, 2026
Vulnerability Reserved
Jul 20, 2026

Credit

Atsushi Sada

CVE-2026-16393 Data

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