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CVE-2026-19999— Open Asset Import Library Assimp 3DGS MDL7 Bone Transformation Key MDLLoader.cpp ParseBoneTrafoKeys_3DGS_MDL7 buffer overflow

CVSS 6.3 · Medium
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I. Basic Information for CVE-2026-19999

Vulnerability Information
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Vulnerability Title
Open Asset Import Library Assimp 3DGS MDL7 Bone Transformation Key MDLLoader.cpp ParseBoneTrafoKeys_3DGS_MDL7 buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Open Asset Import Library Assimp Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ParseBoneTrafoKeys_3DGS_MDL7 of the file code/AssetLib/MDL/MDLLoader.cpp of the component 3DGS MDL7 Bone Transformation Key Parser. The manipulation of the argument transmatrix_count/pcBoneTransforms leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is 50d767984e78d51b53e2020fdf0967fd624bc377. It is recommended to apply a patch to fix this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5

Affected Products

VendorProductAffected VersionsCPESubscribe
Open Asset Import Library AssimpAssimp 17c12da cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19999

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III. Intelligence Information for CVE-2026-19999

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Patches & Fixes for CVE-2026-19999 (2)

Vendor Advisories for CVE-2026-19999 (1)

Other References for CVE-2026-19999 (1)

IV. Related Vulnerabilities

Same product: Assimp
Same weakness: CWE-120

V. Comments for CVE-2026-19999

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