The PowerPack for LearnDash WordPress plugin before 1.3.0 does not have authorization and CRSF checks in an AJAX action, allowing unauthenticated users to update arbitrary WordPress options (such as default_role etc) and create arbitrary admin users
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v3.1