CVE-2026-82849 Masteriyo LMS < 3.4.2 - Subscriber+ Arbitrary User Course Progress Disclosure via IDOR

The Masteriyo LMS WordPress plugin before 3.4.2 does not verify that the user making the request owns the course-progress records being returned, allowing any authenticated user, such as a self-registered subscriber, to read another user's learning activity. The ownership check it applies is...

CVE-2026-82849

The Masteriyo LMS WordPress plugin, versions prior to 3.4.2 , is vulnerable to an IDOR (Insecure Direct Object Reference) flaw. The plugin fails to verify that the authenticated user owns the course-progress records they are requesting. Specifically, the ownership check is bypassed when the reque...

PT-2026-65712

An insecure direct object reference vulnerability in Koollab LMS allowed an authenticated user to query the course completion progress of any other user without authorisation, disclosing private learning progress information...