CVE-2026-91086CWE-119CWE-122

CVE-2026-91086

Medium · published September 15, 2026

CVSS v3.1
6.3
EPSS
1%
Percentile
45.4
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in GPAC up to f1219cde. Affected by this issue is the function mpgviddmx_process of the file filters/reframe_mpgvid.c of the component MPEG Video Reframer. Such manipulation leads to heap-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. Upgrading to version abi-16.23 can resolve this issue. The name of the patch is afca1f1181668d85941d51ed1adf647807d5d975. Upgrading the affected component is recommended.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00553 · 45.4th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-122 · Heap-based Buffer Overflow
Published
2026-09-15T11:16Z
References (9)
https://github.com/gpac/gpac/ · [email protected]https://github.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975 · [email protected]https://github.com/gpac/gpac/issues/3806 · [email protected]https://github.com/gpac/gpac/releases/tag/abi-16.23 · [email protected]https://github.com/user-attachments/files/30399291/poc_10_add.zip · [email protected]https://vuldb.com/cve/CVE-2026-91086 · [email protected]https://vuldb.com/submit/919755 · [email protected]https://vuldb.com/vuln/403647 · [email protected]https://vuldb.com/vuln/403647/cti · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 15 SEP 06:30Z
    GPAC MPEG Video Reframer reframe_mpgvid.c mpgviddmx_process heap-based overflow
    cvelistv5