# CVE-2025-3015: PYSEC-2025-261 - A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This…

Source: https://junglewise.ai/threats/cve-2025-3015-pysec-2025-261-a-vulnerability-classified-as-critical-has-been  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-03-31  
License: CC BY 4.0 with a link back

CVE-2025-3015 · Severity: low · CVSS 3.1 · Published 2025-03-31

A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::ASEImporter::BuildUniqueRepresentation of the file code/AssetLib/ASE/ASELoader.cpp of the component ASE File Handler. The manipulation of the argument mIndices leads to out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 6.0 is able to address this issue. The patch is named 7c705fde418d68cca4e8eff56be01b2617b0d6fe. It is recommended to apply a patch to fix this issue.

Technologies: [pyassimp (PyPI)](https://junglewise.ai/threats/technologies/pyassimp). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2025-3015 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-3015 being exploited in the wild.

**How severe is CVE-2025-3015?** Low severity, with a CVSS score of 3.1, published 31 March 2025.

**Which products and versions are affected?** pyassimp (PyPI) ECOSYSTEM:introduced=0,last_affected=5.4.3.

**Is there a fix for CVE-2025-3015?** 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-2025-3015?** 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-2025-3015
- PYSEC-2025-261

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