CVE-2026-81198

LOW CVSS 3.1: 3.8 EPSS 0.19%
Updated Sep 03, 2026
WordPress
Parameter Value
CVSS 3.8 (LOW)
Affected Versions before 3.7.46
Type CWE-639 (Authorization Bypass), CWE-639 Authorization Bypass Through User-Controlled Key
Vendor WordPress
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v3.1

Vulnerable Products

unknown:masterstudy lms wordpress plugin