CVE-2026-17008

The Quick Paypal Payments WordPress plugin through 5.7.50 does not verify the paid amount, receiver, or payment status in its PayPal IPN handler and marks an order paid on an order-token match alone, so a buyer who pays an arbitrary small amount can have a full-price order marked paid...

CVE-2026-17008

The CVE-2026-17008 entry concerns the Quick PayPal Payments WordPress plugin (versions up to 5.7.50). The PayPal IPN handler does not verify the paid amount, receiver, or payment status; it marks an order as paid based solely on an order-token match. As a result, a buyer could pay an arbitrary sm...

EUVD-2026-57176

The Quick Paypal Payments WordPress plugin through 5.7.50 does not verify the paid amount, receiver, or payment status in its PayPal IPN handler and marks an order paid on an order-token match alone, so a buyer who pays an arbitrary small amount can have a full-price order marked paid...

CVE-2026-9189 Contact Form 7 – PayPal & Stripe Add-on <= 2.4.9 - Unauthenticated Payment Bypass via Insufficient Verification of Data Authenticity via PayPal IPN Handler ('invoice'/'mc_gross' Verification)

The Contact Form 7 – PayPal & Stripe Add-on plugin for WordPress is vulnerable to Payment Bypass via Insufficient Verification of Data Authenticity in all versions up to, and including, 2.4.9. Although cf7pppaypalipnhandler correctly validates IPN authenticity by posting back to PayPal with...