{"id":"CVE-2021-34621","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-34621","generatedAt":"2026-11-05T01:22:11.462Z","title":"A vulnerability in the user registration component found in the ~/src/Classes/RegistrationAuth.php file of the ProfilePress WordPress plugin made it possible for users to register on sites as an administrator.","description":"A vulnerability in the user registration component found in the ~/src/Classes/RegistrationAuth.php file of the ProfilePress WordPress plugin made it possible for users to register on sites as an administrator. This issue affects versions 3.0.0 - 3.1.3. .","published":"2021-07-07T13:15:09.000Z","lastModified":"2026-06-17T03:56:15.000Z","status":"Modified","sourceIdentifier":"security@wordfence.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-269","CWE-306"],"affected":["properfraction/profilepress"],"epss":{"score":0.68862,"percentile":0.99349,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2021-08-31","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":50242,"kind":"exploit","title":"WordPress Plugin ProfilePress 3.1.3 - Privilege Escalation (Unauthenticated)","url":"https://www.exploit-db.com/exploits/50242","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/50242.sh","file":"exploits/php/webapps/50242.sh","published":"2021-08-31","added":"2021-08-31","updated":"2021-08-31","author":"Numan Rajkotiya","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2021-34621"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comwp-user-avatar.3.1.3.zip","screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 68.9%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/163973/WordPress-ProfilePress-3.1.3-Privilege-Escalation.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"security@wordfence.com"},{"url":"https://www.wordfence.com/blog/2021/06/easily-exploitable-critical-vulnerabilities-patched-in-profilepress-plugin/","tags":["Exploit","Third Party Advisory"],"source":"security@wordfence.com"},{"url":"http://packetstormsecurity.com/files/163973/WordPress-ProfilePress-3.1.3-Privilege-Escalation.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.wordfence.com/blog/2021/06/easily-exploitable-critical-vulnerabilities-patched-in-profilepress-plugin/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-34621","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."}