CVE-2026-3845

Heap buffer overflow in the Audio/Video: Playback component in Firefox for Android

State: Published
Severity: 8.8 High
Published: Mar 10, 2026
Updated: Apr 13, 2026
Reserved: Mar 9, 2026

Description

Heap buffer overflow in the Audio/Video: Playback component in Firefox for Android. This vulnerability was fixed in Firefox 148.0.2.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
FirefoxMozilla	148.0.2 and laterNot affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2020174
https://www.mozilla.org/security/advisories/mfsa2026-19/

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