What’s Vulnerable › Vulnerabilities

CVE-2025-15538: Open Asset Import Library Assimp LWOMaterial.cpp FindUVChannels use after free

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-18 · updated 2026-06-17
• Weakness: CWE-119

Description

A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. Affected by this vulnerability is the function Assimp::LWOImporter::FindUVChannels of the file /src/assimp/code/AssetLib/LWO/LWOMaterial.cpp. Such manipulation leads to use after free. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. This and similar defects are tracked and handled via issue #6128.

Affected products

• Open Asset Import Library Assimp: through 6.0.2

References

• https://github.com/assimp/assimp/issues/6258
• https://github.com/assimp/assimp/issues/6258#issuecomment-3070999530
• https://github.com/user-attachments/files/21216542/assimp_poc10.zip
• https://vuldb.com/?ctiid.341727
• https://vuldb.com/?id.341727
• https://vuldb.com/?submit.735232

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