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High

A vulnerability has been found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This vulnerability affects the function Assimp::CSMImporter::InternReadFile of the file code/Ass

  • Disclosed: 25.03.2025
  • Updated: 11.10.2026 12:19

A vulnerability has been found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This vulnerability affects the function Assimp::CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp of the component CSM File Handler. The manipulation of the argument na leads to out-of-bounds read. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected software

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PlatformPackageVulnerable versionsFixed in
Python (PyPI) pyassimp <= 5.4.3 no fix

References

CVSS score 8.8/10
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-2025-162 - 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.

All (33) in the archive
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

Severity:
  1. A weakness has been identified in Open Asset Import Library Assimp 6.0.2. This affects the function Q3DImporter::InternReadFile of the file assimp/code/AssetLib/Q3D/Q3DLoader.cpp. Executing a manipula
    High · 7.8 CVE-2025-11277 <= 6.0.2 no fix
  2. A vulnerability was identified in Open Asset Import Library Assimp 6.0.2. Affected by this vulnerability is the function ODDLParser::getNextSeparator in the library assimp/contrib/openddlparser/includ
    High · 7.8 CVE-2025-11275 <= 6.0.2 no fix
  3. A vulnerability, which was classified as critical, was found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::ASE::Parser::ParseLV4MeshBonesVertices of the file code/AssetL
    High · 7.8 CVE-2025-3159 <= 5.4.3 no fix
  4. A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. Affected by this issue is the function Assimp::LWO::AnimResolver::UpdateAnimRangeSetup of t
    High · 7.8 CVE-2025-3158 <= 5.4.3 no fix
  5. 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/
    High · 8.8 CVE-2025-3015 <= 5.4.3 no fix
  6. 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/ACLoa
    High · 8.8 CVE-2025-2756 <= 5.4.3 no fix
  7. A vulnerability classified as critical was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function AI_MD5_PARSE_STRING_IN_QUOTATION of the file code/AssetLib/MD5/MD5Pa
    High · 8.8 CVE-2025-2757 <= 5.4.3 no fix
  8. 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
    High · 8.8 CVE-2025-2753 <= 5.4.3 no fix
  9. 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
    High · 8.8 CVE-2025-2755 <= 5.4.3 no fix
  10. A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as critical. Affected by this vulnerability is the function Assimp::AC3DImporter::ConvertObjectSection of the
    High · 8.8 CVE-2025-2754 <= 5.4.3 no fix
  11. A vulnerability was found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This issue affects the function fast_atoreal_move in the library include/assimp/fast_atof.h of the co
    High · 8.8 CVE-2025-2752 <= 5.4.3 no fix
  12. A vulnerability has been found in Open Asset Import Library Assimp 5.4.3 and classified as problematic. This vulnerability affects the function Assimp::CSMImporter::InternReadFile of the file code/Ass this entry
    High · 8.8 CVE-2025-2751 <= 5.4.3 no fix
  13. 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/CSML
    High · 8.8 CVE-2025-2750 <= 5.4.3 no fix
  14. A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. This issue affects the function CSMImporter::InternReadFile of the file code/AssetLib/CSM/C
    High · 8.8 CVE-2025-2592 <= 5.4.3 no fix
  15. A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. This issue affects the function Assimp::BaseImporter::ConvertToUTF8 of the file BaseImporte
    Critical · 9.8 CVE-2025-2152 <= 5.4.3 no fix
  16. A vulnerability classified as critical was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function Assimp::GetNextLine in the library ParsingUtils.h of the component F
    High · 8.8 CVE-2025-2151 <= 5.4.3 no fix
  17. An issue in assimp v.5.4.3 allows a local attacker to execute arbitrary code via the CallbackToLogRedirector function within the Assimp library.
    High · 7.8 CVE-2024-48423 all versions no fix

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