CVE-2021-44515: Zoho Desktop Central Authentication Bypass Vulnerability

Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2021-12-10. EPSS: 99.9% chance of exploitation in the next 30 days.

Zoho ManageEngine Desktop Central is vulnerable to authentication bypass, leading to remote code execution on the server, as exploited in the wild in December 2021. For Enterprise builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For Enterprise builds 10.1.2128.0 through 10.1.2137.2, upgrade to 10.1.2137.3. For MSP builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For MSP builds 10.1.2128.0 through 10.1.2137.2, upgrade to 10.1.2137.3.

Affected products

• Zohocorp ManageEngine Desktop Central: before 10.1.2127.18 (fixed in 10.1.2127.18); from 10.1.2128.0, before 10.1.2137.3 (fixed in 10.1.2137.3)

Published 2021-12-12. Last modified 2026-06-17.