Discuz! 7.1 远程代码执行漏洞

    if($_DCACHE['settings']['funcsiteid'] && $_DCACHE['settings']['funckey'] && $funcstatinfo && !IS_ROBOT) {
        $statlogfile = DISCUZ_ROOT.'./forumdata/funcstat.log';
        if($fp = @fopen($statlogfile, 'a')) {
            @flock($fp, 2);
            if(is_array($funcstatinfo)) {
                $funcstatinfo = array_unique($funcstatinfo);
                foreach($funcstatinfo as $funcinfo) {
                    fwrite($fp, funcstat_query($funcinfo, $message)."n");
                }
            } else {
                fwrite($fp, funcstat_query($funcstatinfo, $message)."n");
            }
            fclose($fp);
            $funcstatinfo = $GLOBALS['funcstatinfo'] = '';
        }
    }

    if(!defined('STAT_DISABLED') && STAT_ID > 0 && !IS_ROBOT) {
        write_statlog($message);
    }

    if($url_forward && (!empty($quickforward) || empty($inajax) && $msgforward['quick'] && $msgforward['messages'] && @in_array($message, $msgforward['messages']))) {
        updatesession();
        dheader("location: ".str_replace('&', '&', $url_forward));
    }
    if(!empty($infloat)) {
        if($extra) {
            $messagehandle = $extra;
        }
        $extra = '';