Zoho ManageEngine ServiceDesk Plus Remote Code Execution Vulnerability
Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014 are vulnerable to unauthenticated remote code execution
- Vendor
- Zoho
- Product
- ManageEngine ServiceDesk Plus (SDP) / SupportCenter Plus
- CVSS
- 9.8
- EPSS (exploit probability)
- 93.3%
- Status
- kev
- CISA patch-by (BOD 22-01)
- Added to KEV
Is CVE-2021-44077 being exploited?
Yes. CISA added CVE-2021-44077 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild.
FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 93.3% (scored October 14, 2026).
- CISA KEV[ LISTED ]
- ENISA EUVD (exploited)[ — ]
- CIRCL KEV[ — ]
Catalog snapshot 2026-10-21. Full cross-catalog view: /kev-comparison
What to do
CISA required actionApply updates per vendor instructions.
US federal civilian agencies must remediate by (14 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.
Other Zoho CVEs we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV |
|---|---|---|---|---|
| CVE-2022-28810 Zoho ManageEngine ADSelfService Plus Remote Code Execution Vulnerability | [ MEDIUM ] | 6.8 | 71.0% | |
| CVE-2022-47966 Zoho ManageEngine Multiple Products Remote Code Execution Vulnerabilityransomware use | [ CRITICAL ] | 9.8 | 99.8% | |
| CVE-2022-35405 Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability | [ CRITICAL ] | 9.8 | 99.9% | |
| CVE-2021-44515 Zoho Desktop Central Authentication Bypass Vulnerability | [ CRITICAL ] | 9.8 | 99.9% | |
| CVE-2021-37415 Zoho ManageEngine ServiceDesk Authentication Bypass Vulnerability | [ CRITICAL ] | 9.8 | 99.8% | |
| CVE-2021-40539 Zoho ManageEngine ADSelfService Plus Authentication Bypass Vulnerabilityransomware use | [ CRITICAL ] | 9.8 | 99.0% | |
| CVE-2020-10189 Zoho ManageEngine Desktop Central File Upload Vulnerability | [ CRITICAL ] | 9.8 | 99.9% | |
| CVE-2019-8394 Zoho ManageEngine ServiceDesk Plus (SDP) File Upload Vulnerability | [ MEDIUM ] | 6.5 | 63.3% |