Critical 9.8Known exploited (CISA KEV)Published Nov 28, 2021

CVE-2021-44077Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014 are vulnerable to unauthenticated remote code execution.

Updated under an hour ago (Oct 27, 2026, 3:00 AM ET)

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It affects zohocorp manageengine_servicedesk_plus and 2 other products. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Dec 1, 2021; federal agencies had to remediate by Dec 15, 2021. Treat that date as your deadline.

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Every CVE for zohocorp manageengine_servicedesk_plus

Exploited in the last 30 days

Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014 are vulnerable to unauthenticated remote code execution. This is related to /RestAPI URLs in a servlet, and ImportTechnicians in the Struts configuration.

CVSS: 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-306
Known exploited: Added to CISA KEV Dec 1, 2021; federal remediation due Dec 15, 2021Apply updates per vendor instructions.
EPSS (exploitation in the next 30 days): 93.30% (percentile 100)
Assigned by: mitre
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

zohocorp manageengine_servicedesk_plus zohocorp:manageengine_servicedesk_plus	before 11.1; 11.1; 11.1; 11.1; 11.1; 11.1; 11.1; 11.1; and 19 more ranges	NVD
zohocorp manageengine_servicedesk_plus_msp zohocorp:manageengine_servicedesk_plus_msp	before 10.5; 10.5; 10.5; 10.5; 10.5; 10.5; 10.5; 10.5; and 23 more ranges	NVD
zohocorp manageengine_supportcenter_plus zohocorp:manageengine_supportcenter_plus	before 11.0; 11.0; 11.0; 11.0; 11.0; 11.0; 11.0; 11.0; and 7 more ranges	NVD

References

References

https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-servicedesk-plus-versions-up-to-11305-22-11-2021	x-refsource-misc, vendor-advisory
https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-authentication-bypass-vulnerability-in-servicedesk-plus-versions-11138-and-above	x-refsource-misc, patch, vendor-advisory
https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-servicedesk-plus-msp-versions-10527-till-10529	x-refsource-misc, vendor-advisory
https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-supportcenter-plus-versions-11012-and-11013	x-refsource-misc, vendor-advisory
http://packetstormsecurity.com/files/165400/ManageEngine-ServiceDesk-Plus-Remote-Code-Execution.html	x-refsource-misc, exploit, third-party-advisory, vdb-entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-44077	us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.