Cross-site scripting (XSS) vulnerability in index.php in Yet another Bulletin Board (YaBB) allows remote attackers to inject arbitrary web script or HTML via the categories parameter.
SQL injection vulnerability in profile.php in YaBB SE 1.5.5 and earlier allows remote attackers to execute SQL commands via a double-encoded user parameter in a viewprofile action.
YaBB SE 1.5.1 allows remote attackers to obtain sensitive information via a direct HTTP request to Admin.php, which reveals the full path in a PHP error message.
Cross-site scripting (XSS) vulnerability in YaBB 1 Gold(SP1.3) and YaBB SE 1.5.1 Final allows remote attackers to inject arbitrary web script via the background:url property in (1) glow or (2) shadow tags.