The WooCommerce WordPress plugin from versions 5.4.0 to 10.5.2 does not properly handle batch requests, which could allow unauthenticated users to make a logged in admin call non store/WC REST endpoints, and create arbitrary admin users via a CSRF attack for example.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v3.1