CVE-2026-81198
MasterStudy LMS < 3.7.46 - Instructor+ Cross-Course Curriculum Deletion and Tampering via IDOR
- State
- Published
- Severity
- 3.8 Low
- Published
- Sep 2, 2026
- Updated
- Sep 2, 2026
- Reserved
- Aug 26, 2026
Description
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not properly verify ownership of a curriculum object before acting on it, allowing authenticated users with the instructor role to delete or modify curriculum sections and materials belonging to courses owned by other instructors.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 3.8 Low | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L | CISA-ADP |
Weaknesses
- CWE-639 Authorization Bypass Through User-Controlled Key
Affected Products
| Product | Versions |
|---|---|
MasterStudy LMS WordPress PluginUnknown |
|
References
- https://wpscan.com/vulnerability/424b3a47-78fe-4c95-a317-c1deaf2b7b0c/exploitvdb-entrytechnical-description
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