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Vulnerability record · CVE-2025-70067 · published 4 May 2026

CVE-2025-70067: Heap-based buffer overflow vulnerability

Buffer Overflow vulnerability exists in Assimp versions up to 6.0.2 in the FBX Importer. The vulnerability occurs in aiMaterial::AddBinaryProperty, where a property key string from a crafted FBX file is copied into a fixed-size heap buffer using strcpy() without runtime length validation

9.8 CVSS 3.1 Critical EPSS 0.34% · top 75.1% CWE-122 · Heap-based buffer overflow Deferred
9.8CVSS 3.1 base score
0.34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
5 Jul 2026Last modified by NVD

Description

Buffer Overflow vulnerability exists in Assimp versions up to 6.0.2 in the FBX Importer. The vulnerability occurs in aiMaterial::AddBinaryProperty, where a property key string from a crafted FBX file is copied into a fixed-size heap buffer using strcpy() without runtime length validation

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://gist.github.com/GunP4ng/b6653184a4c5c3e608e6368227397505
https://github.com/assimp/assimp

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Source: NIST National Vulnerability Database (record CVE-2025-70067), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.