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CVE-2026-91086

6.3 · MEDIUM

A security vulnerability has been detected in GPAC up to f1219cde.

Published Sep 15, 2026CWE-119EPSS 0.55%

Overview

CVE-2026-91086 is a medium-severity vulnerability. It was published on September 15, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/gpac/gpac/GitHubgithub.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975GitHubgithub.com/gpac/gpac/issues/3806GitHubgithub.com/gpac/gpac/releases/tag/abi-16.23GitHubgithub.com/user-attachments/files/30399291/poc_10_add.zipRefvuldb.com/cve/CVE-2026-91086Refvuldb.com/submit/919755Refvuldb.com/vuln/403647Refvuldb.com/vuln/403647/cti

How CyberStrike helps

Frequently asked questions

What is CVE-2026-91086?

CVE-2026-91086 is a medium-severity vulnerability. It was published on September 15, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-91086?

This vulnerability has a CVSS 3.1 base score of 6.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-91086?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-91086?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-91086 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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