CVE-2026-88844: Unknown Masterstudy Lms WordPress Plugin

Low severity, CVSS 2.7. EPSS: 0.3% chance of exploitation in the next 30 days.

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not verify that the requesting user owns the course before returning its enrolled-student data, allowing users with the MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50's Instructor role to disclose the names and email addresses of students enrolled in other instructors' courses.

Affected products

• Unknown Masterstudy Lms WordPress Plugin: from 3.6.2, before 3.7.50 (fixed in 3.7.50)

Published 2026-09-18. Last modified 2026-09-18.