{"id":"CVE-2025-14533","aliases":["EUVD-2026-3456","GHSA-jm76-5g2j-p4hp"],"status":"published","title":"Advanced Custom Fields: Extended \u003c= 0.9.2.1 - Unauthenticated Privilege Escalation via Insert User Form Action","description":"The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 0.9.2.1. This is due to the 'insert_user' function not restricting the roles with which a user can register. This makes it possible for unauthenticated attackers to supply the 'administrator' role during registration and gain administrator access to the site. Note: The vulnerability can only be exploited if 'role' is mapped to the custom field.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01495,"percentile":0.74367,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2026-01-20T09:25:00Z","modified":"2026-06-17T08:36:05Z","products":[{"vendor":"hwk-fr","product":"advanced custom fields: extended"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/d44f8af2-3525-4b00-afa8-a908250cc838?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/acf-extended/tags/0.9.2.1/includes/modules/form/module-form-action-user.php#L636"},{"url":"https://plugins.trac.wordpress.org/browser/acf-extended/tags/0.9.2.2/includes/fields/field-user-roles.php#L437"},{"url":"https://plugins.trac.wordpress.org/browser/acf-extended/tags/0.9.2.2/includes/modules/form/module-form-action-user.php#L356"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14533"},{"url":"https://github.com/advisories/GHSA-jm76-5g2j-p4hp"}],"sources":{"cve":[{"id":"CVE-2025-14533","title":"Advanced Custom Fields: Extended \u003c= 0.9.2.1 - Unauthenticated Privilege Escalation via Insert User Form Action","description":"The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 0.9.2.1. This is due to the 'insert_user' function not restricting the roles with which a user can register. This makes it possible for unauthenticated attackers to supply the 'administrator' role during registration and gain administrator access to the site. Note: The vulnerability can only be exploited if 'role' is mapped to the custom field.","status":"published","published":"2026-01-20T09:25:00.542Z","modified":"2026-04-08T17:25:47.419Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:32:28.250136Z"}],"euvd":[{"id":"EUVD-2026-3456","description":"The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 0.9.2.1. This is due to the 'insert_user' function not restricting the roles with which a user can register. This makes it possible for unauthenticated attackers to supply the 'administrator' role during registration and gain administrator access to the site. Note: The vulnerability can only be exploited if 'role' is mapped to the custom field.","status":"published","published":"2026-01-20T09:25:00Z","modified":"2026-04-08T17:25:47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:24:38.757345Z"}],"ghsa":[{"id":"GHSA-jm76-5g2j-p4hp","title":"The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Privilege Escalation...","description":"The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 0.9.2.1. This is due to the 'insert_user' function not restricting the roles with which a user can register. This makes it possible for unauthenticated attackers to supply the 'administrator' role during registration and gain administrator access to the site. Note: The vulnerability can only be exploited if 'role' is mapped to the custom field.","status":"published","published":"2026-01-20T12:31:17Z","modified":"2026-01-20T12:31:28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:05:40.510473Z"}],"nvd":[{"id":"CVE-2025-14533","description":"The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 0.9.2.1. This is due to the 'insert_user' function not restricting the roles with which a user can register. This makes it possible for unauthenticated attackers to supply the 'administrator' role during registration and gain administrator access to the site. Note: The vulnerability can only be exploited if 'role' is mapped to the custom field.","status":"published","published":"2026-01-20T10:16:05.583Z","modified":"2026-06-17T08:36:05.867Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:11:57.915063Z"}]}}