MasterStudy LMS exposes course sales records to Subscribers
MasterStudy LMS before 3.7.46 does not correctly authorize order line-item requests. Any authenticated account, including a Subscriber, can supply another user's identifier and read other instructors' course sales records.
- 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 31 known issues for this plugin.
Update, patch or deactivate.
Update to MasterStudy LMS 3.7.46 or later and audit low-privilege access to instructor sales records.
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 properly verify authorization when retrieving order line-item data, allowing any authenticated user including Subscribers to read other instructors' course sales records by supplying another user's identifier.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N