CVE-2016-20028: ZKTeco Inc ZKTeco Zkbiosecurity

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

ZKTeco ZKBioSecurity 3.0 contains a cross-site request forgery vulnerability that allows attackers to perform administrative actions by tricking logged-in users into visiting malicious websites. Attackers can craft HTTP requests that add superadmin accounts without validity checks, enabling unauthorized administrative access when authenticated users visit attacker-controlled pages.

Affected products

• ZKTeco Inc ZKTeco Zkbiosecurity: version 3.0.1.0_R_230 only

Published 2026-03-16. Last modified 2026-06-17.