CVE-2026-90609 GPAC MP4Box vrml_tools.c null pointer dereference
A local attacker can cause a denial of service in GPAC MP4Box via a null pointer dereference in vrml_tools.c.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-90609?
CVE-2026-90609 is a medium-severity vulnerability in GPAC, published on 14 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability has been found in GPAC up to f1219cde. The impacted element is an unknown function of the file scenegraph/vrml_tools.c of the component MP4Box. Such manipulation leads to null pointer dereference. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may 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.
Which versions are affected by CVE-2026-90609?
How do I fix CVE-2026-90609?
No fix has been published for CVE-2026-90609 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-90609 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90609 exists.
Sources
Also known as GHSA-vx8h-pr7x-fx44, UBUNTU-CVE-2026-90609.