CVE-2026-81196: 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 3.7.46 does not properly verify ownership of quiz question identifiers, allowing users with instructor access to read other instructors' quiz questions, including the correct answers and explanations.

Affected products

• Unknown Masterstudy Lms WordPress Plugin: before 3.7.46 (fixed in 3.7.46)

Published 2026-09-02. Last modified 2026-09-03.