CVE-2023-31923: Supremainc Biostar 2

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

Suprema BioStar 2 before 2022 Q4, v2.9.1 has Insecure Permissions. A vulnerability in the web application allows an authenticated attacker with "User Operator" privileges to create a highly privileged user account. The vulnerability is caused by missing server-side validation, which can be exploited to gain full administrator privileges on the system.

Affected products

• Supremainc Biostar 2: before 2.9.1 (fixed in 2.9.1)

Published 2023-05-22. Last modified 2026-06-17.