The Spin Wheel WordPress plugin before 2.2.1 does not verify that a visitor actually performed a legitimate spin before returning and consuming a configured prize coupon, allowing unauthenticated users to disclose and drain the stored coupon codes of any campaign, including unpublished ones.
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
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption
CVSS Vector v3.1