CVE-2025-14326CRITICAL 9.8EPSS p31.1%

CVE-2025-14326CVE-2025-14326

Description

Use-after-free in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 146 and Thunderbird 146.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.39% probability of exploitation · percentile 31.1% · 2026-06-18T12:00:27Z
Published2025-12-09
Last modified2026-04-13

Underlying weaknesses· 1

CWE-416

References

  1. https://bugzilla.mozilla.org/show_bug.cgi?id=1840666
  2. https://www.mozilla.org/security/advisories/mfsa2025-92/
  3. https://www.mozilla.org/security/advisories/mfsa2025-95/

1

TypeTargetConfidenceTier
WeaknessUse After Freecwe-4160%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.