最近遇到的DISCUZ一些问题解决方法

浏览数：31 / 时间：2015年06月09日

“抱歉，您的请求来路不正确或表单验证串不符，无法提交”

打开“source\class\helper\helper_form.php”， 然后把“$_GET[‘formhash’] == formhash() ”修改为“$_G[‘formhash’] == formhash() ”

您当前的访问请求当中含有非法字符，已经被系统拒绝

找到 \source\class\discuz的discuz_application.php 替换

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;
        }