---
id: CVE-2026-91087
title: A flaw has been found in GPAC up to f1219cde
summary: >-
  A flaw has been found in GPAC up to f1219cde. This vulnerability affects the
  function gf_mo_get_od_id of the file compositor/media_object.c of the
  component Compositor. Executing a manipulation can lead to use after free. The
  attack may …
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-416
product: GPAC
affected:
  - GPAC f1219cde
published: '2026-09-15'
updated: '2026-09-15'
sourceUpdated: '2026-09-15T14:37:14.523'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-91087'
references:
  - url: 'https://github.com/gpac/gpac/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/issues/3807'
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/releases/tag/abi-16.24'
    label: cna@vuldb.com
  - url: 'https://github.com/user-attachments/files/30399593/poc_12_info.zip'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-91087'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/919756'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403649'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403649/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-15T13:47:07.594535Z'
epss: 0.00371
epssPercentile: 0.30908
ingestedAt: '2026-09-15T07:33:29.278Z'
---

## Overview

A flaw has been found in GPAC up to f1219cde. This vulnerability affects the function gf_mo_get_od_id of the file compositor/media_object.c of the component Compositor. Executing a manipulation can lead to use after free. The attack may be performed from remote. The exploit has been published and may be used. Upgrading to version abi-16.24 is able to resolve this issue. This patch is called e34f4ba349d55cd1849f0bcf4cf46552732e2db7. Upgrading the affected component is advised.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.