{"id":"CVE-2026-4484","aliases":["EUVD-2026-16074","GHSA-6m8q-32w5-c768"],"status":"published","title":"Masteriyo LMS \u003c= 2.1.6 - Missing Authorization to Authenticated (Student+) Privilege Escalation to Administrator","description":"The Masteriyo LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.1.6. This is due to the plugin allowing a user to update the user role through the 'InstructorsController::prepare_object_for_database' function. This makes it possible for authenticated attackers, with Student-level access and above, to elevate their privileges to that of an administrator.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0036,"percentile":0.30022,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-862"],"published":"2026-03-26T01:25:33Z","modified":"2026-06-17T10:56:40Z","exploits":[{"source":"pocgithub","id":"Nxploited/CVE-2026-4484","title":"Nxploited/CVE-2026-4484","date":"2026-04-18","url":"https://github.com/Nxploited/CVE-2026-4484"}],"products":[{"vendor":"masteriyo","product":"masteriyo lms – online course builder for elearning, lms \u0026 education"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/265be0af-66a4-4636-ab81-f8e2c5a1282e?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/learning-management-system/tags/2.1.6/includes/RestApi/Controllers/Version1/InstructorsController.php#L305"},{"url":"https://plugins.trac.wordpress.org/changeset/3490792/learning-management-system/trunk/includes/RestApi/Controllers/Version1/InstructorsController.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4484"},{"url":"https://github.com/advisories/GHSA-6m8q-32w5-c768"}],"sources":{"cve":[{"id":"CVE-2026-4484","title":"Masteriyo LMS \u003c= 2.1.6 - Missing Authorization to Authenticated (Student+) Privilege Escalation to Administrator","description":"The Masteriyo LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.1.6. This is due to the plugin allowing a user to update the user role through the 'InstructorsController::prepare_object_for_database' function. This makes it possible for authenticated attackers, with Student-level access and above, to elevate their privileges to that of an administrator.","status":"published","published":"2026-03-26T01:25:33.967Z","modified":"2026-04-08T16:42:43.176Z","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","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:19:59.369956Z"}],"euvd":[{"id":"EUVD-2026-16074","description":"The Masteriyo LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.1.6. This is due to the plugin allowing a user to update the user role through the 'InstructorsController::prepare_object_for_database' function. This makes it possible for authenticated attackers, with Student-level access and above, to elevate their privileges to that of an administrator.","status":"published","published":"2026-03-26T01:25:33Z","modified":"2026-04-08T16:42:43Z","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":"2026-11-02T19:25:05.655339Z"}],"ghsa":[{"id":"GHSA-6m8q-32w5-c768","title":"The Masteriyo LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up...","description":"The Masteriyo LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.1.6. This is due to the plugin allowing a user to update the user role through the 'InstructorsController::prepare_object_for_database' function. This makes it possible for authenticated attackers, with Student-level access and above, to elevate their privileges to that of an administrator.","status":"published","published":"2026-03-26T03:30:28Z","modified":"2026-03-26T03:30:34Z","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-862"],"updated_at":"2026-11-02T15:06:52.37988Z"}],"nvd":[{"id":"CVE-2026-4484","description":"The Masteriyo LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.1.6. This is due to the plugin allowing a user to update the user role through the 'InstructorsController::prepare_object_for_database' function. This makes it possible for authenticated attackers, with Student-level access and above, to elevate their privileges to that of an administrator.","status":"published","published":"2026-03-26T02:16:07.913Z","modified":"2026-06-17T10:56:40.76Z","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","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:11.678711Z"}]}}