摘要:
//拼接sql语句查找指定ID用户 $sql = "select id,username,password from ctfshow_user where username !='flag' and id = '".$_GET['id']."' limit 1;"; //对传入的参数进行了过滤 fu 阅读全文
摘要:
function check($x){ if(preg_match('/\\$|\.|\!|\@|\#|\%|\^|\&|\*|\?|\{|\}|\>|\<|nc|wget|exec|bash|sh|netcat|grep|base64|rev|curl|wget|gcc|php|python|pi 阅读全文