Ticket #43667: signup_nonce_check.2.patch

src/wp-includes/ms-functions.php

@@ -2193 +2193 @@
                 return $result;
         }
 
-        if ( wp_create_nonce( 'signup_form_' . $_POST['signup_form_id'] ) != $_POST['_signup_form'] ) {
-                wp_die( __( 'Please try again.' ) );
+        if ( ! wp_verify_nonce( $_POST['_signup_form'], 'signup_form_' . $_POST['signup_form_id'] ) ) {
+                $result['errors']->add( 'nonce', __( 'Unable to submit this form, please try again.' ) );
         }
 
         return $result;