A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as critical. Affected by this issue is the function Assimp::AC3DImporter::ConvertObjectSection of the file code/A
A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as critical. Affected by this issue is the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument src.entries leads to out-of-bounds read. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | pyassimp | <= 5.4.3 | no fix |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
-- Platform
- Python (PyPI)
- Package
pyassimp- Disclosed
- 25.03.2025
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2025-166 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: pyassimp
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 33
- First → latest
- 09.2024 10.2025
- Without a fix
- 33
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 16
- Medium 14
- Low 2
Disclosures per year
- 2024: 6
- 2025: 27
- 2026: 0
-
A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been rated as critical. Affected by this issue is the function Assimp::AC3DImporter::ConvertObjectSection of the file code/A this entry
Know which vulnerabilities affect your application
With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.