CVE-2026-90951 Paid Member Subscriptions < 3.1.0 - Unauthenticated In-Flight Checkout State Deletion via pms_process_payment

The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not bind one of its unauthenticated payment actions to the requesting user, allowing someone who holds another member's in-flight payment identifier to delete that member's checkout state...

CVE-2026-90951 Paid Member Subscriptions < 3.1.0 - Unauthenticated In-Flight Checkout State Deletion via pms_process_payment

The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not bind one of its unauthenticated payment actions to the requesting user, allowing someone who holds another member's in-flight payment identifier to delete that member's checkout state...

CVE-2026-90951

The Paid Membership Subscriptions WordPress plugin (versions before 3.1.0 ) contains an incorrect authorization vulnerability. The root cause is that the plugin fails to bind an unauthenticated payment action to the requesting user. Specifically, an attacker who obtains another member's in-flight...