CVE-2026-19970CWE-119CWE-122

CVE-2026-19970

Medium · published August 17, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
38.3
In the wild
Unconfirmed
What it is

A vulnerability was detected in Open Asset Import Library Assimp 17c12da. This affects the function Assimp::MDLImporter::AddBonesToNodeGraph_3DGS_MDL7 of the file code/AssetLib/MDL/MDLLoader.cpp of the component Node Parser. The manipulation of the argument bones_num results in heap-based buffer overflow. The attack can be executed remotely. The exploit is now public 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
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00452 · 38.3th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-122 · Heap-based Buffer Overflow
Published
2026-08-17T06:16Z
References (7)
https://github.com/assimp/assimp/issues/6632 · [email protected]https://github.com/user-attachments/files/27428677/poc.zip · [email protected]https://vuldb.com/cve/CVE-2026-19970 · [email protected]https://vuldb.com/submit/873131 · [email protected]https://vuldb.com/vuln/391147 · [email protected]https://vuldb.com/vuln/391147/cti · [email protected]https://github.com/assimp/assimp/issues/6632 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 17 AUG 01:15Z
    Open Asset Import Library Assimp Node MDLLoader.cpp AddBonesToNodeGraph_3DGS_MDL7 heap-based overflow
    cvelistv5