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.
https://vuldb.com/vuln/403647/cti
https://vuldb.com/submit/919755
https://vuldb.com/cve/CVE-2026-91086
https://github.com/user-attachments/files/30399291/poc_10_add.zip
https://github.com/gpac/gpac/releases/tag/abi-16.23
https://github.com/gpac/gpac/issues/3806
https://github.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975
Published: 2026-09-15
Updated: 2026-09-15
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 6.3
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Severity: Medium
Base Score: 5.3
Vector: 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
Severity: Medium
EPSS: 0.00323