CVE-2026-10231

A security flaw has been discovered in Assimp up to 6.0.4. Affected is the function HL1MDLLoader::extractanimvalue 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.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10231.json",
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-119",
        "CWE-122"
    ]
}

References

Affected packages

Git / github.com/assimp/assimp

Affected ranges

Type

GIT

Repo

https://github.com/assimp/assimp

Events

Introduced

c4515f53ca9a60cf4645b9bc837faaf14026b6d1

Last affected

e0b52347c6e52de2827ec957a9ebf00ce3c54f79

Database specific

{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "6.0.0"
        },
        {
            "last_affected": "6.0.0"
        },
        {
            "introduced": "6.0.1"
        },
        {
            "last_affected": "6.0.1"
        },
        {
            "introduced": "6.0.2"
        },
        {
            "last_affected": "6.0.2"
        },
        {
            "introduced": "6.0.3"
        },
        {
            "last_affected": "6.0.3"
        },
        {
            "introduced": "6.0.4"
        },
        {
            "last_affected": "6.0.4"
        }
    ]
}

Affected versions

6.*

6.0.0

6.0.1

6.0.2

6.0.3

6.0.4

v6.*

v6.0.0

v6.0.1

v6.0.2

v6.0.3

v6.0.4

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-10231.json"