CVE-2026-82591

medium

Description

A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. The impacted element is the function MD5Importer::MakeDataUnique of the file code/AssetLib/MD5/MD5Loader.cpp. The manipulation of the argument iNewIndex leads to heap-based buffer overflow. The attack can only be performed from a local environment. The identifier of the patch is bf9dabb617c46e5133dac65cca6bff177917afcb. Applying a patch is the recommended action to fix this issue.

References

https://vuldb.com/vuln/397086/cti

https://vuldb.com/vuln/397086

https://vuldb.com/submit/892413

https://vuldb.com/cve/CVE-2026-82591

https://github.com/assimp/assimp/pull/6718

https://github.com/assimp/assimp/commit/bf9dabb617c46e5133dac65cca6bff177917afcb

Details

Source: Mitre, NVD

Published: 2026-08-30

Updated: 2026-08-30

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:L/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 4.8

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium