The WooCommerce WordPress plugin from versions 5.4.0 to 10.5.2 does not properly handle batch requests, which could allow unauthenticated users to make a logged in admin call non store/WC REST endpoints, and create arbitrary admin users via a CSRF attack for example.
https://wpscan.com/vulnerability/53ded097-274d-4850-82ee-620bf02f7553/
https://developer.woocommerce.com/2026/03/02/store-api-vulnerability-patched-in-woocommerce-5-4/