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-2026-16990

The Payment Button for PayPal WordPress plugin through 1.2.3.44 does not enforce the merchant-configured price server-side and trusts a client-supplied payment amount, allowing unauthenticated attackers to create a real PayPal order against the merchant for an arbitrary lower amount...

CVE-2026-16621

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completing an order in its PayPal return handler: it reads attacker-controlled parameters, performs no amount comparison and no order-ownership check, and completes t...

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...

CVE-2026-17008 Quick PayPal Payments <= 5.7.50 - Unauthenticated Payment Bypass via PayPal IPN

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 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...

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...

EUVD-2026-57175

The Payment Button for PayPal WordPress plugin through 1.2.3.44 does not enforce the merchant-configured price server-side and trusts a client-supplied payment amount, allowing unauthenticated attackers to create a real PayPal order against the merchant for an arbitrary lower amount...

CVE-2026-16990 Payment Button for PayPal <= 1.2.3.44 - Unauthenticated Payment Price Manipulation

The Payment Button for PayPal WordPress plugin through 1.2.3.44 does not enforce the merchant-configured price server-side and trusts a client-supplied payment amount, allowing unauthenticated attackers to create a real PayPal order against the merchant for an arbitrary lower amount...

CVE-2026-16990

The Payment Button for PayPal WordPress plugin through 1.2.3.44 does not enforce the merchant-configured price server-side and trusts a client-supplied payment amount, allowing unauthenticated attackers to create a real PayPal order against the merchant for an arbitrary lower amount...

CVE-2026-16990

The CVE concerns the WordPress plugin “Payment Button for PayPal” (versions up to 1.2.3.44). The root cause is that the plugin does not enforce the merchant-configured price server-side and trusts the amount provided by the client, enabling unauthenticated attackers to create a real PayPal order ...

EUVD-2026-57173

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completing an order in its PayPal return handler: it reads attacker-controlled parameters, performs no amount comparison and no order-ownership check, and completes t...

CVE-2026-16621

The Payment Gateway for PayPal on WooCommerce WordPress plugin (pre-9.2.1) is vulnerable to an unauthenticated payment bypass in its PayPal return handler. The issue stems from not verifying that payments actually succeeded before completing an order: attacker-controlled parameters are read, ther...

CVE-2026-16621 Payment Gateway for PayPal on WooCommerce < 9.2.1 - Unauthenticated Payment Bypass via PayPal Advanced Return Handler

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completing an order in its PayPal return handler: it reads attacker-controlled parameters, performs no amount comparison and no order-ownership check, and completes t...

CVE-2026-16621

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completing an order in its PayPal return handler: it reads attacker-controlled parameters, performs no amount comparison and no order-ownership check, and completes t...

PT-2026-71055

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...

PT-2026-71052

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that payment actually succeeded before completing an order in its PayPal return handler: it reads attacker-controlled parameters, performs no amount comparison and no order-ownership check, and completes t...

PT-2026-71054

The Payment Button for PayPal WordPress plugin through 1.2.3.44 does not enforce the merchant-configured price server-side and trusts a client-supplied payment amount, allowing unauthenticated attackers to create a real PayPal order against the merchant for an arbitrary lower amount...

WordPress Contact Form 7 – PayPal & Stripe Add-on plugin <= 2.5.1 - Broken Access Control vulnerability

Broken Access Control vulnerability discovered by dodoh4t in WordPress Plugin Contact Form 7 – PayPal & Stripe Add-on versions = 2.5.1...

CVE-2026-17016

The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not validate the amount actually paid against the order total in its PayPal Data Transfer return handler, allowing a customer to pay less than the order total and still have the order marked as fully...