Detections
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CVE-2026-4709

critical

Description

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, and Firefox ESR < 140.9.

References

https://www.mozilla.org/security/advisories/mfsa2026-22/

https://www.mozilla.org/security/advisories/mfsa2026-21/

https://www.mozilla.org/security/advisories/mfsa2026-20/

https://bugzilla.mozilla.org/show_bug.cgi?id=2016329

Details

Source: Mitre, NVD

Published: 2026-03-24

Updated: 2026-03-24

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical