CVE-2026-12319

Denial-of-service in the Audio/Video: Playback component

Medium · published June 16, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
10.7
In the wild
Unconfirmed
What it is

Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00210 · 10.7th percentile
Published
2026-06-16T11:52Z
EPSS history
Timeline
  • 16 JUN 11:52Z
    Denial-of-service in the Audio/Video: Playback component
    cvelistv5