CVE-2025-15666 | A security vulnerability has been detected in Open Asset Imp… | CVSS 5.3 MEDIUM

Description

A security vulnerability has been detected in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function Assimp::SceneCombiner::Copy of the file code/Common/SceneCombiner.cpp of the component Model File Handler. Such manipulation of the argument width/height leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.

Metadata

CVE ID: CVE-2025-15666
State: PUBLISHED
Assigner: VulDB
Reserved: 2026-06-29 04:58 UTC
Published: 2026-07-01 05:45 UTC
Last updated: 2026-07-01 05:45 UTC
Primary CWE: CWE-122
Heap-based Buffer Overflow
Vendor / Product: Open Asset Import Library / Assimp
Sources: cve.org · NVD

Severity & Metrics

5.3 MEDIUM CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Affected products (1)

Vendor	Product	Platform	Versions
Open Asset Import Library	Assimp	—	5.4.0, 5.4.1, 5.4.2, 5.4.3

Weakness (CWE)

CWE	Source	Description
CWE-119	cna	Memory Corruption
CWE-122	cna	Heap-based Buffer Overflow

CVSS scores (4)

Score	Severity	Version	Source	Vector
5.3	MEDIUM	3.1	cna	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
5.3	MEDIUM	3.0	cna	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
4.8	MEDIUM	4.0	cna	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
4.3	N/D	2.0	cna	AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

References (5)

VDB-374595 | Open Asset Import Library Assimp Model File SceneCombiner.cpp Copy heap-based overflow https://vuldb.com/vuln/374595
VDB-374595 | CTI Indicators (IOB, IOC, IOA) https://vuldb.com/vuln/374595/cti
CVE-2025-15666 | CVE Analysis and Report https://vuldb.com/cve/CVE-2025-15666
Submit #844487 | Assimp v5.4.3 Heap-based Buffer Overflow https://vuldb.com/submit/844487
https://github.com/assimp/assimp/issues/6079