CVE-2025-2756: PYSEC-2025-167 - A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImpor

CVE-2025-2756 · Severity: low · CVSS 3.1 · Published 2025-03-25

Technologies: pyassimp (PyPI). Vendors: PyPI.

Executive brief

A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

PyPI pyassimp

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