Simple Forum PHP - Multiple Vulnerabilities

Author: arnab_s
type: webapps
platform: php
port: 
date_added: 2010-08-25 
date_updated: 2010-09-04 
verified: 1 
codes:  
tags: 
aliases:  
screenshot_url:  
application_url: 

# Exploit Title: Simple Forum PHP (XSS/HTML Injection Vulnerabilities)
# Date: August 25, 2010
# Author: arnab_s
# Software Link: http://www.simpleforumphp.com/forum/admin.php?act=topic_options
# Price: $24.99

found bug on:

http://server/demo_guestbook.php?act=new

details:

you can insert html/javascript codes. works if Approval option on
http://www.simpleforumphp.com/demo_forum.php act=topic_options were
not checked.