CVE-2026-82846 Masteriyo LMS 1.18.0 - 2.3.3 - Instructor+ Stored XSS via Course Custom Fields

The Masteriyo LMS WordPress plugin before 3.4.0 does not sanitise and escape some course settings before outputting them in a page available to all visitors, allowing users with a course-author role to perform Stored Cross-Site Scripting attacks that run in the session of anyone viewing the cours...

CVE-2026-82846

The Masteriyo LMS WordPress plugin (versions 1.18.0-2.3.3 ) is vulnerable to a Stored Cross-Site Scripting (XSS) flaw because it fails to properly sanitize and escape certain course settings. An attacker with a course-author role can inject malicious scripts into these settings, which then execut...

CVE-2026-82846 Masteriyo LMS 1.18.0 - 2.3.3 - Instructor+ Stored XSS via Course Custom Fields

The Masteriyo LMS WordPress plugin before 3.4.0 does not sanitise and escape some course settings before outputting them in a page available to all visitors, allowing users with a course-author role to perform Stored Cross-Site Scripting attacks that run in the session of anyone viewing the cours...