5.3
MEDIUM CVSS 3.1
CVE-2026-10231
Assimp Half-Life 1 MDL Loader HL1MDLLoader.cpp extract_anim_value heap-based overflow
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.

INFO

Published Date :

June 1, 2026, 8:16 a.m.

Last Modified :

June 1, 2026, 8:16 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-10231 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
CVSS 4.0 LOW [email protected]
Solution
Update Assimp to version 6.0.5 or later to address heap buffer overflow.
  • Update Assimp to version 6.0.5 or later.
  • Apply vendor patches for Assimp.
  • Review component configurations.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-10231 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-10231 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-10231 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jun. 01, 2026

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:L/AC:L/Au:S/C:P/I:P/A:P)
    Added CWE CWE-119
    Added CWE CWE-122
    Added Reference https://github.com/assimp/assimp/
    Added Reference https://github.com/assimp/assimp/issues/6616
    Added Reference https://github.com/user-attachments/files/27195744/poc.zip
    Added Reference https://vuldb.com/cve/CVE-2026-10231
    Added Reference https://vuldb.com/submit/821191
    Added Reference https://vuldb.com/vuln/367510
    Added Reference https://vuldb.com/vuln/367510/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.