Masteriyo LMS is affected by a security weakness. The vulnerable path is reachable without authentication. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is < 2.2.1.
This CVE was published Jun 25, 2026 and is one of 7 known issues for this plugin.
What to do
Update, patch or deactivate.
Update Masteriyo LMS to 2.2.1 or later, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Source record
Technical description
The Masteriyo LMS WordPress plugin before 2.2.1 does not perform authorization checks in a course-progress REST API controller, allowing unauthenticated users to read and permanently delete any user's course-progress records.