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CVE-2026-19968— Open Asset Import Library Assimp 3DGS MDL7 Model LWOLoader.h ReadFaces_3DGS_MDL7 heap-based overflow

Quick assessment

Affected
Open Asset Import Library Assimp
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Open Asset Import Library是Open Asset Import Library组织开源的一个库。用于导入和导出各种三维模型格式。 Assimp 17c12da版本存在缓冲区错误漏洞，该漏洞源于3DGS MDL7 Model Parser组件中的Assimp::MDLImporter::ReadFaces_3DGS_MDL7函数存在堆缓冲区溢出，可能导致远程攻击。

CVSS 4.3 · Medium EPSS 0.64% · P49

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Open Asset Import Library Assimp 17c12da affected
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I. Basic Information for CVE-2026-19968

Vulnerability Information
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Vulnerability Title
Open Asset Import Library Assimp 3DGS MDL7 Model LWOLoader.h ReadFaces_3DGS_MDL7 heap-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in Open Asset Import Library Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ReadFaces_3DGS_MDL7 in the library code/AssetLib/LWO/LWOLoader.h of the component 3DGS MDL7 Model Parser. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. This patch is called ee77bb09a42a49843ac85ef64c14d2328b251df1. Applying a patch is advised to resolve this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Assimp 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open Asset Import Library是Open Asset Import Library组织开源的一个库。用于导入和导出各种三维模型格式。 Assimp 17c12da版本存在缓冲区错误漏洞，该漏洞源于3DGS MDL7 Model Parser组件中的Assimp::MDLImporter::ReadFaces_3DGS_MDL7函数存在堆缓冲区溢出，可能导致远程攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Open Asset Import Library Assimp 17c12da cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19968

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III. Intelligence Information for CVE-2026-19968

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Patches & Fixes for CVE-2026-19968 (2)

Vendor Advisories for CVE-2026-19968 (2)

News Coverage for CVE-2026-19968 (1)

Other References for CVE-2026-19968 (1)

Other References for CVE-2026-19968 (1)

Same Patch Batch · Open Asset Import Library · 2026-08-17 · 4 CVEs total

CVE-2026-19967 6.3 MEDIUM Open Asset Import Library Assimp File Compression.cpp decompressBlock heap-based overflow
CVE-2026-19970 6.3 MEDIUM Open Asset Import Library Assimp Node MDLLoader.cpp AddBonesToNodeGraph_3DGS_MDL7 heap-bas
CVE-2026-19969 5.4 MEDIUM Open Asset Import Library Assimp 3DGS MDL7 Model Output Mesh Generator MDLLoader.cpp Gener

IV. Related Vulnerabilities

Same product: Assimp
Same vendor: Open Asset Import Library
Same weakness: CWE-122

V. Comments for CVE-2026-19968

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