Security Advisory

CVE-2026-74949

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-08-18 12:23:30

Last updated 2026-08-18 18:55:07

Assigner mozilla

CVSS score not scored

State PUBLISHED

Description

Privilege escalation due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

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