CVE-2025-8854: Bulletphysics Pybullet

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Stack-based buffer overflow in LoadOFF in bulletphysics bullet3 before 3.26 on all platforms allows remote attackers to execute arbitrary code via a crafted OFF file with an overlong initial token processed by the VHACD test utility or invoked indirectly through PyBullet's vhacd function.

Affected products

• Bulletphysics Pybullet: up to and including 3.25

Published 2025-08-11. Last modified 2026-06-17.