DZ 每次更新 坑爹又坑娘，DZ3.1退出时，您当前的访问请求当中含有非法字符，已经被系统拒绝 临时解决方法



FTP 进入网站根目录 找到 \source\class\discuz的discuz_application.php 编辑

查找

private function _xss_check() {



                static $check = array('"', '>', '<', '\'', '(', ')', 'CONTENT-TRANSFER-ENCODING');



                if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {

                        system_error('request_tainting');

                }



                if($_SERVER['REQUEST_METHOD'] == 'GET' ) {

                        $temp = $_SERVER['REQUEST_URI'];

                } elseif(empty ($_GET['formhash'])) {

                        $temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');

                } else {

                        $temp = '';

                }



                if(!empty($temp)) {

                        $temp = strtoupper(urldecode(urldecode($temp)));

                        foreach ($check as $str) {

                                if(strpos($temp, $str) !== false) {

                                        system_error('request_tainting');

                                }

                        }

                }



                return true;

        }



替换为

private function _xss_check() {

                $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));

                if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {

                        system_error('request_tainting');

                }

                return true;

        }



保存 OK