            foreach ($module->info_injector as $i => $injector) {
                if (!is_object($injector)) {
                    $class = "HTMLPurifier_Injector_$injector";
                    $injector = new $class;
                }
                $n[$injector->name] = $injector;
            }
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.