PT-2026-49688 · Mozilla · Firefox+1

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CVE-2026-12319

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Published

2026-06-16

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Updated

2026-07-25

CVSS v2.0

7.8

High

VectorAV:N/AC:L/Au:N/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Thunderbird versions prior to 152
Description A denial-of-service issue exists within the Audio/Video: Playback component.
Recommendations Update to version 152 for Firefox. Update to version 152 for Thunderbird.

Fix

DoS

Resource Exhaustion

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Weakness Enumeration

Related Identifiers

BDU:2026-11252
CVE-2026-12319
OPENSUSE-SU-2026:11052-1
OPENSUSE-SU-2026:11373-1

Affected Products

Firefox
Thunderbird