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Function Checkxss(byVal ChkStr)
Dim Str
Str = ChkStr
If IsNull(Str) Then
CheckStr = ""
Exit Function
End If
Str = Replace(Str, "&", "&")
Str = Replace(Str, "'", "´")
Str = Replace(Str, """", """)
Str = Replace(Str, "<", "<")
Str = Replace(Str, ">", ">")
Str = Replace(Str, "/", "/")
Str = Replace(Str, "*", "*")
Dim re
Set re = New RegExp
re.IgnoreCase = True
re.Global = True
re.Pattern = "(w)(here)"
Str = re.Replace(Str, "$1here")
re.Pattern = "(s)(elect)"
Str = re.Replace(Str, "$1elect")
re.Pattern = "(i)(nsert)"
Str = re.Replace(Str, "$1nsert")
re.Pattern = "(c)(reate)"
Str = re.Replace(Str, "$1reate")
re.Pattern = "(d)(rop)"
Str = re.Replace(Str, "$1rop")
re.Pattern = "(a)(lter)"
Str = re.Replace(Str, "$1lter")
re.Pattern = "(d)(elete)"
Str = re.Replace(Str, "$1elete")
re.Pattern = "(u)(pdate)"
Str = re.Replace(Str, "$1pdate")
re.Pattern = "(\s)(or)"
Str = re.Replace(Str, "$1or")
re.Pattern = "(\n)"
Str = re.Replace(Str, "$1or")
'----------------------------------
re.Pattern = "(java)(script)"
Str = re.Replace(Str, "$1script")
re.Pattern = "(j)(script)"
Str = re.Replace(Str, "$1script")
re.Pattern = "(vb)(script)"
Str = re.Replace(Str, "$1script")
'----------------------------------
If Instr(Str, "expression") > 0 Then
Str = Replace(Str, "expression", "e­xpression", 1, -1, 0) '防止xss注入
End If
Set re = Nothing
Checkxss = Str
End Function
使用方法:Checkxss(request.QueryString("变量")),或者Checkxss(request.form("表单名"))
发表评论 - 不要忘了输入验证码哦!