{"id":"CVE-2021-22131","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-22131","generatedAt":"2026-10-27T22:26:27.388Z","title":"A improper validation of certificate with host mismatch in Fortinet FortiTokenAndroid version 5.0.3 and below, Fortinet FortiTokeniOS version 5.2.0 and below, Fortinet FortiTokenWinApp version 4.0.3 and below allows attacker to retrieve information…","description":"A improper validation of certificate with host mismatch in Fortinet FortiTokenAndroid version 5.0.3 and below, Fortinet FortiTokeniOS version 5.2.0 and below, Fortinet FortiTokenWinApp version 4.0.3 and below allows attacker to retrieve information disclosed via man-in-the-middle attacks.","published":"2022-07-18T18:15:09.000Z","lastModified":"2026-06-17T03:36:40.000Z","status":"Modified","sourceIdentifier":"psirt@fortinet.com","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N"},"cwe":["CWE-295"],"affected":["fortinet/fortitoken mobile"],"epss":{"score":0.00141,"percentile":0.03415,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://fortiguard.com/advisory/FG-IR-21-024","tags":["Patch","Vendor Advisory"],"source":"psirt@fortinet.com"},{"url":"https://fortiguard.com/advisory/FG-IR-21-024","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22131","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."}