CVE-2025-2753: PYSEC-2025-164 - A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as…

CVE-2025-2753 · Severity: low · CVSS 3.1 · Published 2025-03-25

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as critical. Affected is the function SceneCombiner::MergeScenes of the file code/AssetLib/LWS/LWSLoader.cpp of the component LWS File Handler. The manipulation leads to out-of-bounds read. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Technologies: pyassimp (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-2753 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-2753 being exploited in the wild.
How severe is CVE-2025-2753?
Low severity, with a CVSS score of 3.1, published 25 March 2025.
Which products and versions are affected?
pyassimp (PyPI) ECOSYSTEM:introduced=0,last_affected=5.4.3.
Is there a fix for CVE-2025-2753?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-2753?
Check whether you run pyassimp (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • pyassimp (PyPI) ECOSYSTEM:introduced=0,last_affected=5.4.3

Identifiers

  • CVE-2025-2753
  • PYSEC-2025-164

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