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 ...

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...

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 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...

Commerce PayPal - Moderately critical - Access bypass - SA-CONTRIB-2026-095

This module enables you to pay for Commerce transactions using Paypal. The module doesn't sufficiently validate the transaction result in certain circumstances, allowing a malicious user to mark transactions placed without payment. This vulnerability only affects sites using the Payflow Link...

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...

CVE-2026-17012

The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not verify that the PayPal account which received a payment matches the merchant's configured account before marking the order as paid, allowing unauthenticated buyers to complete a WooCommerce order...

CVE-2026-17012

The CVE-2026-17012 affects the WordPress plugin “Accept PayPal & Stripe with Subscriptions for WooCommerce” up to version 3.1.0. The underlying issue is that the plugin does not verify that the PayPal account receiving a payment matches the merchant’s configured account before marking the order a...

CVE-2026-17012

The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not verify that the PayPal account which received a payment matches the merchant's configured account before marking the order as paid, allowing unauthenticated buyers to complete a WooCommerce order...

CVE-2026-17012 Restore PayPal Standard for WooCommerce <= 3.1.0 - Payment Bypass via Unvalidated receiver_email

The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not verify that the PayPal account which received a payment matches the merchant's configured account before marking the order as paid, allowing unauthenticated buyers to complete a WooCommerce order...

EUVD-2026-55028

The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not verify that the PayPal account which received a payment matches the merchant's configured account before marking the order as paid, allowing unauthenticated buyers to complete a WooCommerce order...

EUVD-2026-55027

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...

CVE-2026-17016

The CVE-2026-17016 entry concerns the WordPress plugin “Accept PayPal & Stripe with Subscriptions for WooCommerce” (versions up to 3.1.0). The vulnerability arises in the PayPal Data Transfer (PDT) return handler, which does not validate that the amount paid matches the order total, enabling a cu...

CVE-2026-17016 Restore PayPal Standard for WooCommerce <= 3.1.0 - Payment Bypass via PDT Underpayment

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...