CVE-2026-11773
MediumCVSS 4.3Exploitation Probability (EPSS)
Low risk5th percentile — higher than 5% of all known CVEs
Summary
The Masteriyo LMS plugin for WordPress up to version 2.2.1 contains an authorization bypass vulnerability. Authenticated attackers with student-level access or higher can modify the content of course announcements created by instructors or administrators.
Risk Assessment
The risk involves unauthorized modification of course announcements, potentially misleading course participants or compromising the integrity of educational content.
Recommendation
It is recommended to immediately update the Masteriyo LMS plugin to the latest available version that addresses this vulnerability.
Original NVD description (English source)
The Masteriyo LMS – LMS Course Builder, Quizzes & Certificates plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 2.2.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with student-level access and above, to modify the description (post content) of arbitrary course announcements authored by instructors or administrators.