---
id: CVE-2026-91091
title: A vulnerability was identified in GPAC up to f1219cde
summary: >-
  A vulnerability was identified in GPAC up to f1219cde. The impacted element is
  the function gf_node_list_insert_child of the file
  scenegraph/base_scenegraph.c of the component Node Insertion. Such
  manipulation leads to memory corruption.…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'
cwe:
  - CWE-119
product: GPAC
affected:
  - GPAC f1219cde
published: '2026-09-15'
updated: '2026-09-15'
sourceUpdated: '2026-09-15T15:17:31.763'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-91091'
references:
  - url: 'https://github.com/gpac/gpac/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/issues/3811'
    label: cna@vuldb.com
  - url: 'https://github.com/gpac/gpac/releases/tag/abi-16.23'
    label: cna@vuldb.com
  - url: 'https://github.com/user-attachments/files/30400179/poc_18_nstatx.zip'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-91091'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/919761'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403653'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403653/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-15T14:19:20.532879Z'
epss: 0.00391
epssPercentile: 0.33009
ingestedAt: '2026-09-15T08:34:10.544Z'
---

## Overview

A vulnerability was identified in GPAC up to f1219cde. The impacted element is the function gf_node_list_insert_child of the file scenegraph/base_scenegraph.c of the component Node Insertion. Such manipulation leads to memory corruption. The attack can be launched remotely. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is sufficient to resolve this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. It is suggested to upgrade the affected component.

## Remediation

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