What is CVE-2025-8854?

CVE-2025-8854 is a critical-severity vulnerability in Bulletphysics Bullet3, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-08-11.

How severe is CVE-2025-8854?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-8854 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Bulletphysics Bullet3

CVE-2025-8854

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 inv…

Vulnerability class: Buffer Overflow

EPSS: 0.005 (41.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Bulletphysics Bullet3 — versions <= 3.25
Bulletphysics Pybullet

Weakness classification (CWE)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

96148269-fe82-4198-b1bf-3a73ce8bc92e (Product)
96148269-fe82-4198-b1bf-3a73ce8bc92e (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2025-8854?: CVE-2025-8854 is a critical-severity vulnerability in Bulletphysics Bullet3, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-08-11.
How severe is CVE-2025-8854?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-8854 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.