Ticket #24255: 24255.patch

wp-includes/capabilities.php

@@ -631 +631 @@
         /**
          * Magic method for setting custom fields
          *
+         * This method does not update custom fields in the database. It only sets
+         * the value for a WP_User object.
+         *
          * @since 3.3.0
          */
         function __set( $key, $value ) {