What’s Vulnerable › Vulnerabilities

CVE-2016-20028: ZKTeco ZKBioSecurity 3.0 Cross-Site Request Forgery Superadmin

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-16 · updated 2026-06-17
• Weakness: CWE-352

Description

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: 3.0.1.0_R_230

References

• https://cxsecurity.com/issue/WLB-2016080268
• https://exchange.xforce.ibmcloud.com/vulnerabilities/116477
• https://packetstormsecurity.com/files/138569
• https://www.exploit-db.com/exploits/40325/
• https://www.vulncheck.com/advisories/zkteco-zkbiosecurity-cross-site-request-forgery-superadmin
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5364.php

Get alerted when CVE-2016-20028 or the next vulnerability affects your stack