Zoho ManageEngine ServiceDesk Plus Remote Code Execution Vulnerability

Added to KEV
2021-12-01
Federal due date
2021-12-15
Vendor
Zoho
Product
ManageEngine ServiceDesk Plus (SDP) / SupportCenter Plus
EPSS
99.9th percentile (score 0.943, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2021-44077

CISA short description

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

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.