CVE-2021-27556: Easycorp Zentao

High severity, CVSS 7.2. EPSS: 4% chance of exploitation in the next 30 days.

The Cron job tab in EasyCorp ZenTao 12.5.3 allows remote attackers (who have admin access) to execute arbitrary code by setting the type parameter to System.

Affected products

• Easycorp Zentao: version 12.5.3 only

Published 2021-08-31. Last modified 2026-06-17.