Lifterlms · Lifterlms · CVE-2021-24562
**Name of the Vulnerable Software and Affected Versions**
The LMS by LifterLMS – Online Course, Membership & Learning Management System Plugin for WordPress versions prior to 4.21.2
**Description**
The issue allows students to see other student answers and grades due to an IDOR problem.
**Recommendations**
For versions prior to 4.21.2, update to version 4.21.2 or later to resolve the issue.