CVE-2026-10231

MEDIUM

Assimp Half-Life 1 MDL Loader HL1MDLLoader.cpp extract_anim_value heap-based overflow

Title source: cna
STIX 2.1

Description

A security flaw has been discovered in Assimp up to 6.0.4. Affected is the function HL1MDLLoader::extract_anim_value of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. Performing a manipulation of the argument num.total results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The project tagged the reported issue as bug.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-367510 | Assimp Half-Life 1 MDL Loader HL1MDLLoader.cpp extract_anim_value heap-based overflow
https://vuldb.com/vuln/367510
Signature, Permissions Required signature permissions-required
VDB-367510 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/367510/cti
Third Party Advisory third-party-advisory
CVE-2026-10231 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-10231
Third Party Advisory third-party-advisory
Submit #821191 | Assimp commit 17c12da Heap-based Buffer Overflow
https://vuldb.com/submit/821191
Issue Tracking issue-tracking
https://github.com/assimp/assimp/issues/6616

Scores

CVSS v3 5.3
EPSS 0.0012
EPSS Percentile 2.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-122
Status published
Products (5)
None/Assimp 6.0.0
None/Assimp 6.0.1
None/Assimp 6.0.2
None/Assimp 6.0.3
None/Assimp 6.0.4
Published Jun 01, 2026
Tracked Since Jun 01, 2026