CVE-2026-10200 Assimp 4x4 Matrix glTFCommon.h CopyValue heap-based overflow
A heap-based buffer overflow in Assimp's glTF parser allows local attackers to execute arbitrary code or cause denial of service via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-10200?
CVE-2026-10200 is a medium-severity memory corruption vulnerability in Assimp, published on 31 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was found in Assimp up to 6.0.4. This affects the function glTFCommon::CopyValue in the library glTFCommon.h of the component 4x4 Matrix Parser. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been made public and could be used. The project tagged the reported issue as bug.
Which versions are affected by CVE-2026-10200?
How do I fix CVE-2026-10200?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-10200 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-10200 exists.
Sources
Also known as DEBIAN-CVE-2026-10200, GHSA-x9p9-4cp2-p368, UBUNTU-CVE-2026-10200.