2.21.3 urldecode
urldecode()
<?php
if(eregi("hackerDJ",$_GET[id])) {
echo("
not allowed!
");
exit();
}
$_GET[id] = urldecode($_GET[id]);
if($_GET[id] == "hackerDJ")
{
echo "
Access granted!
";
echo "
flag
";
}
?>二次urldecode注入


DocCms漏洞分析
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