CVE-2026-8091

Description

Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.

PUBLISHED Reserved 2026-05-07 | Published 2026-05-07 | Updated 2026-05-08 | Assigner mozilla

Product status

Credits

The Mozilla Fuzzing Team

References

bugzilla.mozilla.org/show_bug.cgi?id=2029301

www.mozilla.org/security/advisories/mfsa2026-30/

www.mozilla.org/security/advisories/mfsa2026-33/

www.mozilla.org/security/advisories/mfsa2026-36/

www.mozilla.org/security/advisories/mfsa2026-39/

www.mozilla.org/security/advisories/mfsa2026-42/

cve.org (CVE-2026-8091)

nvd.nist.gov (CVE-2026-8091)

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