CVE-2026-6778

Invalid pointer in the Audio/Video: Playback component

Medium · published April 21, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
36.2
In the wild
Unconfirmed
What it is

Invalid pointer in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00430 · 36.2th percentile
Published
2026-04-21T12:41Z
EPSS history
Timeline
  • 21 APR 12:41Z
    Invalid pointer in the Audio/Video: Playback component
    cvelistv5