{"api_version":"1","generated_at":"2026-04-23T15:09:20+00:00","cve":"CVE-2020-36156","urls":{"html":"https://cve.report/CVE-2020-36156","api":"https://cve.report/api/cve/CVE-2020-36156.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-36156","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-36156"},"summary":{"title":"CVE-2020-36156","description":"An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update. Any user with wp-admin access to the profile.php page could supply the parameter um-role with a value set to any role (e.g., Administrator) during a profile update, and effectively escalate their privileges.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-01-04 18:15:00","updated_at":"2021-01-08 14:55:00"},"problem_types":["CWE-269"],"metrics":[],"references":[{"url":"https://wordpress.org/plugins/ultimate-member/#developers","name":"https://wordpress.org/plugins/ultimate-member/#developers","refsource":"MISC","tags":["Release Notes","Third Party Advisory"],"title":"Ultimate Member – User Profile & Membership Plugin | WordPress.org","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53","name":"https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"Ultimate Member < 2.1.12 - Authenticated Privilege Escalation via Profile Update Security Vulnerability","mime":"text/html","httpstatus":"403","archivestatus":"200"},{"url":"https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/","name":"https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"Critical Privilege Escalation Vulnerabilities Affect 100K Sites Using Ultimate Member Plugin","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-36156","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36156","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"36156","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ultimatemember","cpe5":"ultimate_member","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"wordpress","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"36156","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ultimatemember","cpe5":"ultimate_member","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"wordpress","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-36156","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update. Any user with wp-admin access to the profile.php page could supply the parameter um-role with a value set to any role (e.g., Administrator) during a profile update, and effectively escalate their privileges."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://wordpress.org/plugins/ultimate-member/#developers","refsource":"MISC","name":"https://wordpress.org/plugins/ultimate-member/#developers"},{"url":"https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/","refsource":"MISC","name":"https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/"},{"url":"https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53","refsource":"MISC","name":"https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53"}]},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:N","version":"3.1"}}},"nvd":{"publishedDate":"2021-01-04 18:15:00","lastModifiedDate":"2021-01-08 14:55:00","problem_types":["CWE-269"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.5},"severity":"MEDIUM","exploitabilityScore":8,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ultimatemember:ultimate_member:*:*:*:*:*:wordpress:*:*","versionEndExcluding":"2.1.12","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"36156","Ordinal":"196662","Title":"CVE-2020-36156","CVE":"CVE-2020-36156","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"36156","Ordinal":"1","NoteData":"An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update. Any user with wp-admin access to the profile.php page could supply the parameter um-role with a value set to any role (e.g., Administrator) during a profile update, and effectively escalate their privileges.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"36156","Ordinal":"2","NoteData":"2021-01-04","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"36156","Ordinal":"3","NoteData":"2021-01-04","Type":"Other","Title":"Modified"}]}}}