WordPress · Masterstudy Lms · CVE-2026-81342
**Name of the Vulnerable Software and Affected Versions**
MasterStudy LMS WordPress Plugin versions prior to 3.7.43
**Description**
An open redirect issue exists during the user registration process. The plugin fails to validate a redirect parameter before utilizing it, which allows unauthenticated attackers to redirect users to arbitrary external URLs.
**Recommendations**
Update MasterStudy LMS WordPress Plugin to version 3.7.43 or later.