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CVE-2026-4688

CRITICAL CVSS: 10.0 Published: 2026-03-24 Modified: 2026-07-15

Description

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Affected Platforms

Mozilla Firefox

Weakness Type

CWE-416, CWE-416, CWE-825

References