affected:
- ecosystem_specific: {}
  package:
    ecosystem: PyPI
    name: pyassimp
    purl: pkg:pypi/pyassimp
  ranges:
  - events:
    - introduced: '0'
    - last_affected: 5.4.3
    type: ECOSYSTEM
  versions:
  - '0.1'
  - '3.3'
  - 4.1.1
  - 4.1.2
  - 4.1.3
  - 4.1.4
  - 5.2.5
aliases:
- CVE-2025-2750
details: A vulnerability, which was classified as critical, was found in Open Asset
  Import Library Assimp 5.4.3. This affects the function Assimp::CSMImporter::InternReadFile
  of the file code/AssetLib/CSM/CSMLoader.cpp of the component CSM File Handler. The
  manipulation leads to out-of-bounds write. It is possible to initiate the attack
  remotely. The exploit has been disclosed to the public and may be used.
id: PYSEC-2025-161
modified: '2026-05-21T14:54:38.995288Z'
published: '2025-03-25T08:15:19.203Z'
references:
- type: ADVISORY
  url: https://vuldb.com/?id.300855
- type: ADVISORY
  url: https://vuldb.com/?submit.517783
- type: REPORT
  url: https://github.com/assimp/assimp/issues/6011
- type: REPORT
  url: https://github.com/assimp/assimp/issues/6011#issue-2877369004
- type: REPORT
  url: https://vuldb.com/?ctiid.300855
severity:
- score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  type: CVSS_V3