MasterStudy LMS exposes student learning statistics without authentication
MasterStudy LMS before 3.7.46 returns a student's learning statistics without authorization. An unauthenticated attacker can retrieve course counts, points, certificates, quiz totals, and assignment totals for any registered user.
- Component
- MasterStudy LMS WordPress Plugin
- Plugin slug
masterstudy-lms-learning-management-system- Affected
- < 3.7.46
- Safe version
3.7.46- Published
- Sep 02, 2026
This CVE was published Sep 02, 2026 and is one of 29 known issues for this plugin.
Update, patch or deactivate.
Update to MasterStudy LMS 3.7.46 or later and review public access logs for enumeration of student identifiers.
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.
Technical description
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not perform an authorization check before returning a student's learning statistics, allowing unauthenticated attackers to disclose the course counts, points, certificates, quiz and assignment totals of any registered user.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N