What’s Vulnerable › Vulnerabilities

CVE-2026-91086: GPAC MPEG Video Reframer reframe_mpgvid.c mpgviddmx_process heap-based overflow

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-15 · updated 2026-09-15
• Weakness: CWE-119

Description

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.

Affected products

• GPAC: f1219cde

References

• https://github.com/gpac/gpac/
• https://github.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975
• https://github.com/gpac/gpac/issues/3806
• https://github.com/gpac/gpac/releases/tag/abi-16.23
• https://github.com/user-attachments/files/30399291/poc_10_add.zip
• https://vuldb.com/cve/CVE-2026-91086
• https://vuldb.com/submit/919755
• https://vuldb.com/vuln/403647
• https://vuldb.com/vuln/403647/cti

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