CVE-2026-92473 GPAC BIFS commands.c gf_sg_command_del use after free
A local attacker can trigger a use-after-free in GPAC's BIFS handler, potentially leading to code execution or denial of service.
- 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-2026-92473?
CVE-2026-92473 is a medium-severity use after free vulnerability in GPAC, published on 16 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was identified in GPAC 26.08-DEV. The impacted element is the function gf_sg_command_del of the file src/scenegraph/commands.c of the component BIFS Handler. The manipulation leads to use after free. The attack needs to be performed locally. The exploit is publicly available and might be used. Upgrading to version abi-16.24 is sufficient to resolve this issue. The identifier of the patch is e34f4ba349d55cd1849f0bcf4cf46552732e2db7. It is suggested to upgrade the affected component.
Which versions are affected by CVE-2026-92473?
How do I fix CVE-2026-92473?
No fix has been published for CVE-2026-92473 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-92473 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-92473 exists.
Sources
Also known as GHSA-wf7c-2jr3-g777, UBUNTU-CVE-2026-92473.