{"id":"CVE-2020-36156","aliases":["EUVD-2020-23734","GHSA-v28v-ph75-h265"],"status":"published","title":"An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka...","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.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02057,"percentile":0.81463,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-01-04T17:22:25Z","modified":"2026-10-24T10:30:29Z","products":[{"vendor":"ultimatemember","product":"ultimate_member"}],"references":[{"url":"https://wordpress.org/plugins/ultimate-member/#developers","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://www.wordfence.com/blog/2020/11/critical-privilege-escalation-vulnerabilities-affect-100k-sites-using-ultimate-member-plugin/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://wpscan.com/vulnerability/dd4c4ece-7206-4788-8747-f0c0f3ab0a53","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36156"},{"url":"https://github.com/advisories/GHSA-v28v-ph75-h265"}],"sources":{"cve":[{"id":"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.","status":"published","published":"2021-01-04T17:22:25Z","modified":"2024-08-04T17:23:09.556Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:N","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2020-23734","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.","status":"published","published":"2021-01-04T17:22:25Z","modified":"2024-08-04T17:23:09Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:N","level":"critical"}],"updated_at":"2026-11-03T03:07:04.065361Z"}],"ghsa":[{"id":"GHSA-v28v-ph75-h265","title":"An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka...","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.","status":"published","published":"2022-05-24T17:37:55Z","modified":"2023-01-29T05:05:55Z","cwes":["CWE-269"],"updated_at":"2026-11-02T14:45:54.221809Z"}],"nvd":[{"id":"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.","status":"published","published":"2021-01-04T18:15:13.7Z","modified":"2026-06-17T03:14:51.453Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:06:28.340168Z"}],"osv":[{"id":"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.","status":"published","published":"2021-01-04T18:15:13.7Z","modified":"2026-10-24T10:30:29.775315444Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:16.612899Z"}]}}