CVE-2026-4484 - Vulnerability Analysis
CriticalCVSS: 9.8Last Updated: March 26, 2026
Masteriyo LMS - Privilege Escalation
Overview
Masteriyo LMS WordPress plugin <= 2.1.6 contains a privilege escalation caused by improper user role update in InstructorsController::prepare_object_for_database, letting authenticated users elevate privileges to administrator, exploit requires authenticated user with Student-level access or higher.
Severity & Score
Impact
Authenticated users can escalate their privileges to administrator, compromising site security and control.
Mitigation
Update to a version later than 2.1.6 or the latest available version.
References
- https://plugins.trac.wordpress.org/browser/learning-management-system/tags/2.1.6/includes/RestApi/Controllers/Version1/InstructorsController.php#L305
- https://plugins.trac.wordpress.org/changeset/3490792/learning-management-system/trunk/includes/RestApi/Controllers/Version1/InstructorsController.php
- https://www.wordfence.com/threat-intel/vulnerabilities/id/265be0af-66a4-4636-ab81-f8e2c5a1282e?source=cve
Social Media Activity(2 posts)
š“ CVE-2026-4484 - Critical (9.8) 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_data... š https://www.thehackerwire.com/vulnerability/CVE-2026-4484/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack
View original post
š“ CVE-2026-4484 - Critical (9.8) 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_data... š https://www.thehackerwire.com/vulnerability/CVE-2026-4484/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack
View original postRelated Resources
Details
- CVE ID
- CVE-2026-4484
- Severity
- Critical
- CVSS Score
- 9.8
- Type
- broken_access_control
- Status
- new
- EPSS
- 0.0%
- Social Posts
- 2
CWE
- CWE-862
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H