{"id":"CVE-2026-4136","state":"PUBLISHED","title":"Membership Plugin – Restrict Content <= 3.2.24 - Unvalidated Redirect in Password Reset Flow via rcp_redirect","description":"The Membership Plugin – Restrict Content plugin for WordPress is vulnerable to Unvalidated Redirect in all versions up to, and including, 3.2.24. This is due to insufficient validation on the redirect url supplied via the 'rcp_redirect' parameter. This makes it possible for unauthenticated attackers to redirect users with the password reset email to potentially malicious sites if they can successfully trick them into performing an action.","publishedAt":"2026-03-20T03:37:02.684Z","updatedAt":"2026-04-08T17:29:42.603Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["stellarwp Membership Plugin – Restrict Content"],"affected":[{"vendor":"stellarwp","product":"Membership Plugin – Restrict Content","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.2.24","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/e4cf42d3-9864-440b-8357-36c82cbef28f?source=cve","https://plugins.trac.wordpress.org/browser/restrict-content/tags/3.2.24/core/includes/login-functions.php#L270","https://plugins.trac.wordpress.org/changeset/3486071/restrict-content"],"weaknesses":["CWE-640"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/4xxx/CVE-2026-4136.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4136","state":"PUBLISHED","datePublished":"2026-03-20T03:37:02.684Z","dateUpdated":"2026-04-08T17:29:42.603Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-03-13T14:50:43.889Z"},"containers":{"cna":{"title":"Membership Plugin – Restrict Content <= 3.2.24 - Unvalidated Redirect in Password Reset Flow via rcp_redirect","descriptions":[{"lang":"en","value":"The Membership Plugin – Restrict Content plugin for WordPress is vulnerable to Unvalidated Redirect in all versions up to, and including, 3.2.24. This is due to insufficient validation on the redirect url supplied via the 'rcp_redirect' parameter. This makes it possible for unauthenticated attackers to redirect users with the password reset email to potentially malicious sites if they can successfully trick them into performing an action."}],"affected":[{"vendor":"stellarwp","product":"Membership Plugin – Restrict Content","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.2.24","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/e4cf42d3-9864-440b-8357-36c82cbef28f?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/restrict-content/tags/3.2.24/core/includes/login-functions.php#L270"},{"url":"https://plugins.trac.wordpress.org/changeset/3486071/restrict-content"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-640","lang":"en","description":"CWE-640 Weak Password Recovery Mechanism for Forgotten Password","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T17:29:42.603Z"},"credits":[{"lang":"en","type":"finder","value":"Supakiad S."}],"timeline":[{"time":"2026-03-13T15:06:37.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-03-19T14:37:52.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-20T14:09:43.372951Z","id":"CVE-2026-4136","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-20T14:09:53.635Z"}}]}}}