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Vulnerability · Published Aug 17, 2026 · Assigned by VulDB

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

Medium 4.3

In plain English

A medium-severity heap buffer overflow in Assimp from Open Asset Import Library. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.4%top 69.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12assimpno fix listedDEBIAN-CVE-2026-19968
Debian:13assimpno fix listedDEBIAN-CVE-2026-19968
Debian:14assimpno fix listedDEBIAN-CVE-2026-19968
Ubuntu:22.04:LTSassimpno fix listedUBUNTU-CVE-2026-19968
Ubuntu:24.04:LTSassimpno fix listedUBUNTU-CVE-2026-19968
Ubuntu:26.04:LTSassimpno fix listedUBUNTU-CVE-2026-19968
Ubuntu:26.10assimpno fix listedUBUNTU-CVE-2026-19968

Affected products (as reported)

VendorProductVersions
Open Asset Import Library Assimp 17c12da

Weakness: CWE-122, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

References