Stripe Payment Forms by WP Full Pay vulnerabilities

The Stripe Payment Forms by WP Full Pay WordPress plugin before 8.5.5 does not verify that a subscription belongs to the customer bound to the requesting customer-portal session before cancelling it, allowing a user with a confirmed portal session to cancel subscriptions belonging to other customers. Exploitation requires the attacker to know the target subscription's identifier, which is high-entropy and not enumerable.

The Stripe Payment Forms by WP Full Pay WordPress plugin before version 8.5.1 does not verify that a subscription belongs to the customer bound to the requesting customer-portal session before acting on it. This allows a user with a confirmed portal session to cancel, reactivate or modify subscriptions belonging to other customers.

The Stripe Payment Forms by WP Full Pay WordPress plugin before version 8.5.1 does not properly verify that a customer portal session has completed its confirmation step before returning data, allowing unauthenticated users to read another customer's subscription and billing information.