CVE-2025-11728: Oceanpayment Creditcard Gateway

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Oceanpayment CreditCard Gateway plugin for WordPress is vulnerable to unauthenticated and unauthorized modification of data due to missing authentication and capability checks on the 'return_payment' and 'notice_payment' functions in all versions up to, and including, 6.0. This makes it possible for unauthenticated attackers to update WooCommerce orders to 'failed' status, and update transaction IDs.

Affected products

• Oceanpayment Oceanpayment Creditcard Gateway: up to and including 6.0

Published 2025-10-15. Last modified 2026-10-08.