CVE-2026-82591

What it is

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.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. Limited direct impact.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-08-30 23:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-09-01 20:48 UTC Last updatedMost recent change to the record

Details

Published

2026-08-30 23:17 UTC

Last modified

2026-09-01 20:48 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Deferred

Attack profile CVSS 4.0 · 4.8

Attack vector

Local

Complexity

Low

Attack requirements

None

Privileges needed

Low

User interaction

None

Confidentiality

Low

Integrity

Low

Availability

Low