WordPress Welcart e-Commerce plugin < 2.11.33 - Unauthenticated Payment Bypass via Forged Settlement Callback vulnerability

Unauthenticated Payment Bypass via Forged Settlement Callback vulnerability discovered by Pedro Pinho in WordPress Plugin Welcart e-Commerce versions 2.11.33...

CVE-2026-12584

The Payment Gateway for Redsys & WooCommerce Lite WordPress plugin before 7.0.2 does not verify the authenticity of incoming payment-provider notifications for one of its payment methods before marking orders as paid, allowing unauthenticated attackers to forge a payment-confirmation callback and...

CVE-2026-11575 PhonePe Payment Solutions < 3.1.0 - Unauthenticated Payment Bypass via Forged Callback

The PhonePe Payment Solutions WordPress plugin before 3.1.0 does not properly verify the authenticity of incoming payment callbacks: the secret used to validate the callback signature is empty on sites configured through the current setup flow, so the expected signature reduces to an unkeyed hash...