CVE-2026-88848
Medium
Description
The MasterStudy LMS WordPress plugin from 1.9 before 3.7.50 does not verify that a course a member asks to enrol in is covered by their membership plan, nor that the plan identifier submitted with the request is one they actually hold, allowing any member to enrol themselves into restricted paid courses outside their plan and beyond the number of courses it entitles them to.
SeverityMedium
CVSS4.2
Exploit probability—
ProductMasterStudy LMS
PublishedSep 25, 2026
First seenSep 25, 2026
Weakness typeCWE-863Incorrect authorization
How to fix
Update
- MasterStudy LMS3.7.50 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| MasterStudy LMS | 1.9 ≤ v < 3.7.50 | 3.7.50 |
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