Medium severity · published Jun 1, 2026
CVE-2026-10229
Assimp Half-Life 1 MDL Loader HL1MDLLoader.cpp read_meshes heap-based overflow
5.3
CVSS
0.1%
EPSS
No
On KEV
Description
A vulnerability was determined in Assimp up to 6.0.4. This affects the function HL1MDLLoader::read_meshes of the file HL1MDLLoader.cpp of the component Half-Life 1 MDL Loader. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. The project tagged the reported issue as bug.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 2% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Assimp · Assimp
6.0.0; 6.0.1; 6.0.2; 6.0.3; 6.0.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-10229
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-10229
github.com
https://github.com/assimp/assimp/
github.com
https://github.com/assimp/assimp/issues/6614
github.com
https://github.com/user-attachments/files/27194364/poc.zip
vuldb.com
https://vuldb.com/cve/CVE-2026-10229
vuldb.com
https://vuldb.com/submit/821189
vuldb.com
https://vuldb.com/vuln/367508
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