{"id":"CVE-2021-31159","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-31159","generatedAt":"2026-11-05T01:22:13.783Z","title":"Zoho ManageEngine ServiceDesk Plus MSP before 10519 is vulnerable to a User Enumeration bug due to improper error-message generation in the Forgot Password functionality, aka SDPMSP-15732.","description":"Zoho ManageEngine ServiceDesk Plus MSP before 10519 is vulnerable to a User Enumeration bug due to improper error-message generation in the Forgot Password functionality, aka SDPMSP-15732.","published":"2021-06-16T13:15:12.000Z","lastModified":"2026-06-17T03:51:21.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"cwe":["CWE-209"],"affected":["zohocorp/manageengine servicedesk plus msp"],"epss":{"score":0.17772,"percentile":0.97169,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2021-06-17","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":50027,"kind":"exploit","title":"Zoho ManageEngine ServiceDesk Plus MSP 9.4 - User Enumeration","url":"https://www.exploit-db.com/exploits/50027","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/java/webapps/50027.py","file":"exploits/java/webapps/50027.py","published":"2021-06-17","added":"2021-06-17","updated":"2021-06-17","author":"Ricardo Ruiz","type":"webapps","platform":"java","port":null,"verified":false,"codes":["CVE-2021-31159"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 17.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/163192/Zoho-ManageEngine-ServiceDesk-Plus-9.4-User-Enumeration.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/ricardojoserf/CVE-2021-31159","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.manageengine.com","tags":["Product"],"source":"cve@mitre.org"},{"url":"https://www.manageengine.com/products/service-desk-msp/readme.html#10519","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/163192/Zoho-ManageEngine-ServiceDesk-Plus-9.4-User-Enumeration.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/ricardojoserf/CVE-2021-31159","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.manageengine.com","tags":["Product"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.manageengine.com/products/service-desk-msp/readme.html#10519","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-31159","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}