CVE-2026-119718

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CVE-2026-119718

Summary: Blender before 4.5.15 and 5.x before 5.2.3 Heap Buffer Overflow via Point Cache

Details: 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.

References: https://projects.blender.org/blender/blender, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/119xxx/CVE-2026-119718.json, https://nvd.nist.gov/vuln/detail/CVE-2026-119718, https://www.vulncheck.com/advisories/blender-before-4.5.15-and-5-x-before-5.2.3-heap-buffer-overflow-via-point-cache, https://projects.blender.org/blender/blender/commit/4f8a3270213b1ee67b44fe122ace3debdec3de47, https://projects.blender.org/blender/blender/commit/a0c62db3db61803f86e874bc05407890ce4a1e43, https://projects.blender.org/blender/blender/pulls/164279