---
id: CVE-2026-90791
title: A vulnerability was detected in GPAC up to f1219cde
summary: >-
  A vulnerability was detected in GPAC up to f1219cde. This vulnerability
  affects the function gf_node_unregister of the file
  scenegraph/base_scenegraph.c of the component MP4Box. The manipulation results
  in use after free. The attack can …
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-416
product: GPAC
affected:
  - GPAC f1219cde
published: '2026-09-14'
updated: '2026-09-15'
sourceUpdated: '2026-09-15T15:17:29.397'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90791'
references:
  - url: 'https://github.com/Ech06/CVE_submit/blob/main/gpac_3801.md'
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/issues/3801'
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/releases/tag/abi-16.23'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-90791'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/914122'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403297'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403297/cti'
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/issues/3801'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: 'https://vuldb.com/submit/914122'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-15T14:59:17.860826Z'
epss: 0.00293
epssPercentile: 0.22104
ingestedAt: '2026-09-14T15:23:07.424Z'
---

## Overview

A vulnerability was detected in GPAC up to f1219cde. This vulnerability affects the function gf_node_unregister of the file scenegraph/base_scenegraph.c of the component MP4Box. The manipulation results in use after free. The attack can be executed remotely. The exploit is now public and may be used. Upgrading to version abi-16.23 is able to resolve this issue. The patch is identified as 9eb40df4448b88d6a6ce3454657c06f47eff0b24. Upgrading the affected component is recommended.

## Remediation

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