Ticket #33699: 33699.5.diff

src/wp-admin/includes/user.php

@@ -36 +36 @@
                 $userdata = get_userdata( $user_id );
                 $user->user_login = wp_slash( $userdata->user_login );
         } else {
+                $user->user_pass = '';
                 $update = false;
         }