LOWCVSS v3.1 3.3Vulnerability

CVE-2026-125096

FFmpeg through 9.0.2 contains an uninitialized memory disclosure vulnerability in libavcodec/tiertexseqv.c that allows attackers to leak stack contents by triggering failed RLE unpacking. Attackers can supply a crafted Tiertex SEQ file so seq_decode_op1() copies an uninitialized 64-byte stack block into decoded frames, exposing stack memory in visible output.

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-2026-125096
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
2026-11-09T23:18:14+00:00
Name
CVE-2026-125096
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Published at
2026-11-09T19:16:50.437
Last modified
2026-11-10T21:46:25.823
Epss percentile
0.02519

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-125096 (CVSS v3.1 3.3) — Ninja Signal Threat Intelligence | Ninja Signal