{"id":"CVE-2021-45901","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-45901","generatedAt":"2026-11-05T00:40:52.028Z","title":"The password-reset form in ServiceNow Orlando provides different responses to invalid authentication attempts depending on whether the username exists.","description":"The password-reset form in ServiceNow Orlando provides different responses to invalid authentication attempts depending on whether the username exists.","published":"2022-02-10T14:15:08.000Z","lastModified":"2026-06-17T04:14:13.000Z","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-203"],"affected":["servicenow/servicenow"],"epss":{"score":0.14316,"percentile":0.96611,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2022-02-16","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":50741,"kind":"exploit","title":"ServiceNow - Username Enumeration","url":"https://www.exploit-db.com/exploits/50741","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/webapps/50741.py","file":"exploits/multiple/webapps/50741.py","published":"2022-02-16","added":"2022-02-16","updated":"2022-02-16","author":"Victor Hanna","type":"webapps","platform":"multiple","port":null,"verified":false,"codes":["CVE-2021-45901"],"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 14.3%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/165989/ServiceNow-Orlando-Username-Enumeration.html","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/servicenow-username-enumeration-vulnerability-cve-2021-45901/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.trustwave.com/en-us/resources/security-resources/security-advisories/","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/165989/ServiceNow-Orlando-Username-Enumeration.html","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/servicenow-username-enumeration-vulnerability-cve-2021-45901/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.trustwave.com/en-us/resources/security-resources/security-advisories/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-45901","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."}