GHSA-qxp3-7pvj-q7qx: Authentication weakness in the Payex Payment Gateway for WooCommerce WordPress plugin
The Payex Payment Gateway for Woocommerce WordPress plugin through version 1.2.10 does not properly verify the authenticity of incoming payment notifications. Because the validation secret is empty by default, unauthenticated attackers can forge a valid payment confirmation and mark any order as paid.
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