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CVE-2026-91089

6.3 · MEDIUM

A vulnerability was found in GPAC up to f1219cde.

Published Sep 15, 2026CWE-119EPSS 0.51%

Overview

CVE-2026-91089 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 vulnerability was found in GPAC up to f1219cde. Impacted is the function gf_node_get_name_and_id of the file scenegraph/base_scenegraph.c. The manipulation results in use after free. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version abi-16.23 is recommended to address this issue. The patch is identified as 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

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/49dee5cad329cfed310c1682703df7daa47df31aGitHubgithub.com/gpac/gpac/issues/3809GitHubgithub.com/gpac/gpac/releases/tag/abi-16.23GitHubgithub.com/user-attachments/files/30399830/poc_16_bt.zipRefvuldb.com/cve/CVE-2026-91089Refvuldb.com/submit/919758Refvuldb.com/vuln/403651Refvuldb.com/vuln/403651/cti

How CyberStrike helps

Frequently asked questions

What is CVE-2026-91089?

CVE-2026-91089 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-2026-91089?

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-2026-91089?

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-2026-91089?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-91089 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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