LOWCVSS v3.1 3.3Vulnerability

CVE-2026-125190

FFmpeg through 9.0.2 contains an information disclosure vulnerability in decode_mvc2() in libavcodec/mvcdec.c that leaks uninitialized stack memory through unchecked palette indices. Attackers can supply a crafted MVC2 stream declaring few colors but referencing higher palette indices, copying process stack contents into decoded RGB frames.

Properties

Severity
LOW
Nvd fetched at
2026-11-10T23:33:48.924589+00:00
Epss score
0.00128
Cvss severity
LOW
Cvss score
3.3
Retrieved at
2026-11-10T23:35:17+00:00
Last source
FIRST EPSS
Score
3.3
Cvss version
3.1
Cve id
CVE-2026-125190
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
First seen by Signal
2026-11-09T23:18:15+00:00
Name
CVE-2026-125190
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Published at
2026-11-09T19:16:54.777
Last modified
2026-11-10T21:46:41.393
Epss percentile
0.02518

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-125190 (CVSS v3.1 3.3) — Ninja Signal Threat Intelligence | Ninja Signal