CVE-2025-6119: Assimp

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability classified as critical has been found in Open Asset Import Library Assimp up to 5.4.3. Affected is the function Assimp::BVHLoader::ReadNodeChannels in the library assimp/code/AssetLib/BVH/BVHLoader.cpp. The manipulation of the argument pNode leads to use after free. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.

Affected products

• Assimp Assimp: up to and including 5.4.3

Published 2025-06-16. Last modified 2026-06-17.