CVE-2026-119719

Blender before 4.5.15 and 5.x before 5.2.3 contains a heap buffer overflow vulnerability in the blend file thumbnail extractor caused by 32-bit integer overflow in thumbdataverticalflip. Attackers can craft a .blend file with malicious TEST block dimensions that trigger an out-of-bounds write whe...

CVE-2026-119719 Blender before 4.5.15 and 5.x before 5.2.3 Heap Buffer Overflow via Thumbnail Extraction

Blender before 4.5.15 and 5.x before 5.2.3 contains a heap buffer overflow vulnerability in the blend file thumbnail extractor caused by 32-bit integer overflow in thumbdataverticalflip. Attackers can craft a .blend file with malicious TEST block dimensions that trigger an out-of-bounds write whe...