Known Exploited Vulnerability

CVE-2021-44077

Zoho ManageEngine ServiceDesk Plus Remote Code Execution Vulnerability

Past federal due date 19 public exploits Added 01 Dec 2021 Due 15 Dec 2021 · 1696 days ago
VendorZoho
ProductManageEngine ServiceDesk Plus (SDP) / SupportCenter Plus
WeaknessCWE-306
RansomwareNone confirmed

What the flaw is

Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014 are vulnerable to unauthenticated remote code execution

Description as published by CISA. We have not independently reproduced it.

What CISA requires

Apply updates per vendor instructions.

This deadline is binding on US federal civilian agencies under BOD 22-01. It is not a legal deadline for anyone else, but it is a useful urgency signal — CISA sets it by how actively the flaw is being used, not by CVSS.

Public exploit code

19 public repositories referencing this CVE have been catalogued on GitHub. Treat this as a strong signal to prioritise patching, not as a verified working exploit — many such repositories are scanners, write-ups or forks rather than functional code.

Showing 8 of 19. Full list in the trickest/cve dataset.

Vendor advisories

Primary sources

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Source: CISA KEV catalog · last verified August 6, 2026. Rebuilt automatically twice a day.