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9.8 Critical

CVE-2025-14326 Use-after-free in the Audio/Video: GMP component

Description

Use-after-free in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 146 and Thunderbird 146.

Affected products and versions

Product	Affected versions	Fixed in
Firefox 146	earliest → < 146	146
Thunderbird 146	earliest → < 146	146

References

bugzilla.mozilla.org bugzilla.mozilla.org
www.mozilla.org www.mozilla.org
www.mozilla.org www.mozilla.org

Timeline

Published December 9, 2025
Last modified April 13, 2026

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