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CVSS v3.1
9.8
EPSS
99.83%
Published
Sep 1, 2021
Modified
Oct 31, 2025
CISA Known Exploited Vulnerability
Added: 2021-12-01 · Due: 2021-12-15
Apply updates per vendor instructions.
Public PoC / Exploit (2)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Zoho ManageEngine ServiceDesk Plus before 11302 is vulnerable to authentication bypass that allows a few REST-API URLs without authentication.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeaknesses (CWE)
Affected Products (65)
References (5)
...and 15 more