CVE-2026-19969CWE-119CWE-120

CVE-2026-19969

Medium · published August 17, 2026

CVSS v3.1
5.4
EPSS
1%
Percentile
41.9
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in Open Asset Import Library Assimp 17c12da. The impacted element is the function Assimp::MDLImporter::GenerateOutputMeshes_3DGS_MDL7 of the file code/AssetLib/MDL/MDLLoader.cpp of the component 3DGS MDL7 Model Output Mesh Generator. The manipulation leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00500 · 41.9th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-08-17T05:16Z
References (6)
https://github.com/assimp/assimp/issues/6631 · [email protected]https://github.com/user-attachments/files/27425495/poc.zip · [email protected]https://vuldb.com/cve/CVE-2026-19969 · [email protected]https://vuldb.com/submit/873130 · [email protected]https://vuldb.com/vuln/391146 · [email protected]https://vuldb.com/vuln/391146/cti · [email protected]
EPSS history
Timeline
  • 17 AUG 01:00Z
    Open Asset Import Library Assimp 3DGS MDL7 Model Output Mesh Generator MDLLoader.cpp GenerateOutputMeshes_3DGS_MDL7 buffer overflow
    cvelistv5