The Mail Mint WordPress plugin before 1.19.5 does not have authorization in one of its REST API endpoint, allowing unauthenticated users to call it and retrieve the email addresses of users on the blog
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
None
No data modification
Availability
None
No disruption
CVSS Vector v3.1