CVE-2026-10233

Assimp Half-Life 1 MDL Loader HL1MDLLoader.cpp read_sequence_infos out-of-bounds

Assigner: VulDB
Reserved: 31.05.2026 Published: 01.06.2026 Updated: 01.06.2026

A security vulnerability has been detected in Assimp up to 6.0.4. Affected by this issue is the function HL1MDLLoader::read_sequence_infos of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. The manipulation of the argument aiString leads to out-of-bounds read. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The project tagged the reported issue as bug.

Metrics

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS Score: 4.8

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CVSS Score: 3.3

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CVSS Score: 3.3

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.0

CVSS Vector: AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR
CVSS Score: 1.7

Access Vector	Local	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	None
Authentication	Single	Availability Impact	None

CVSS 2.0

Product Status

Vendor	n/a
Product	Assimp
Versions	Version 6.0.0 is affected Version 6.0.1 is affected Version 6.0.2 is affected Version 6.0.3 is affected Version 6.0.4 is affected

Vendor

n/a

Product

Assimp

Versions

Version 6.0.0 is affected
Version 6.0.1 is affected
Version 6.0.2 is affected
Version 6.0.3 is affected
Version 6.0.4 is affected

Credits

TYGLS (VulDB User) reporter
VulDB CNA Team coordinator

References

Problem Types

Out-of-Bounds Read CWE
Memory Corruption CWE