CVE-2026-119718
HIGH severity · CVSS 7.8 · Integer overflow
7.8CVSS HIGH
Summary
Blender before 4.5.15 and 5.x before 5.2.3 contains a heap buffer overflow vulnerability caused by integer overflow in ptcache_data_alloc() when reading point cache files. Attackers can supply a crafted point cache file with a large totpoint value alongside a .blend file to crash Blender or execute code as the user.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://projects.blender.org/blender/blender/commit/4f8a3270213b1ee67b44fe122ace3debdec3de47 ↗
Additional information
- NVD record
- https://projects.blender.org/blender/blender/commit/4f8a3270213b1ee67b44fe122ace3debdec3de47Patch
- https://projects.blender.org/blender/blender/commit/a0c62db3db61803f86e874bc05407890ce4a1e43Patch
- https://projects.blender.org/blender/blender/pulls/164279Patch
- https://projects.blender.org/blender/blender
- https://www.vulncheck.com/advisories/blender-before-4.5.15-and-5-x-before-5.2.3-heap-buffer-overflow-via-point-cacheAdvisory