Security Advisory

CVE-2016-20026

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-15 13:35:16
Last updated 2026-04-07 14:03:36
Assigner VulnCheck
State PUBLISHED

Description

ZKTeco ZKBioSecurity 3.0 contains hardcoded credentials in the bundled Apache Tomcat server that allow unauthenticated attackers to access the manager application. Attackers can authenticate with hardcoded credentials stored in tomcat-users.xml to upload malicious WAR archives containing JSP applications and execute arbitrary code with SYSTEM privileges.