故障描述：
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退出登录时出现”您当前的访问请求当中含有非法字符，已经被系统拒绝“错误。
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解决方法：
. k" `/ g8 G: g- X& C+ l打开 sourceclassdiscuzdiscuz_application.php 文件
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找到
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private function _xss_check() {
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& g! y% ]8 l& h3 K7 G; O4 [+ u9 k1 z static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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}
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# @6 b5 e) |$ u+ e if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
$ Y* p& T+ m3 t( }0 \ $temp = $_SERVER['REQUEST_URI'];
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} elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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$temp = '';
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g0 q" D$ N+ g. H if(!empty($temp)) {
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$temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
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if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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}
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return true;
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; w" r% {' T5 f5 N" n修改为
" T% x+ u% K+ y5 B' j& F' lprivate function _xss_check() {
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$temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
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if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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return true;
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}
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