{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86406", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-09-07T12:04:24.688Z", "datePublished": "2026-09-13T06:00:08.312Z", "dateUpdated": "2026-09-13T06:00:08.312Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-13T06:00:08.312Z"}, "title": "User Registration & Membership < 5.2.8 - Subscriber+ Privilege Escalation via Membership Purchase", "problemTypes": [{"descriptions": [{"description": "CWE-269 Improper Privilege Management", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "User Registration & Membership", "versions": [{"status": "affected", "versionType": "semver", "version": "4.4.6", "lessThan": "5.2.8"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The User Registration & Membership WordPress plugin before 5.2.8 does not check the capability of the user making a membership purchase, and does not validate the payment method or the plan submitted with it, allowing any authenticated user such as a subscriber to be granted the WordPress role attached to a paid plan without paying for it. Where the site owner has mapped a plan to a privileged role, this leads to privilege escalation up to administrator."}], "references": [{"url": "https://wpscan.com/vulnerability/0fb4ec40-3f92-4c7e-8877-8898b355d78d/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Karthik Ramakrishnan", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "User Registration & Membership", "vendor": "Unknown", "versions": [{"lessThan": "5.2.8", "status": "affected", "version": "4.4.6", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The User Registration & Membership WordPress plugin before 5.2.8 does not check the capability of the user making a membership purchase, and does not validate the payment method or the plan submitted with it, allowing any authenticated user such as a subscriber to be granted the WordPress role attached to a paid plan without paying for it. Where the site owner has mapped a plan to a privileged role, this leads to privilege escalation up to administrator."}], "id": "CVE-2026-86406", "lastModified": "2026-09-13T06:16:25.157", "metrics": {}, "published": "2026-09-13T06:16:25.157", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/0fb4ec40-3f92-4c7e-8877-8898b355d78d/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

{}

{}