Hiox Guestbook 3.1
Homepage:
http://hscripts.com/scripts/php/gb.php
Description
A free guest book script that can be added in to any html website with php.
Effected files:
index.php
Exploit:
The input forms for signing the guestbook arent sanatized properally. This could lead users to insert malicious code causing XSS.
It should also be noted that this gb uses a flatfile gb.txt to store its info in, and has to be chmodded to 777. There isn't method of obscuring email addresses in this gb script either.