SQL injection vulnerability in the getwbbuserdata function in session.php for Woltlab Burning Board 2.0.3 through 2.3.0 allows remote attackers to execute arbitrary SQL commands via the (1) userid or (2) lastvisit cookie.
Cross-site scripting (XSS) vulnerability in pms.php for Woltlab Burning Board 2.3.1 PL2 and earlier allows remote attackers to inject arbitrary web script or HTML via the folderid parameter.
Cross-site scripting (XSS) vulnerability in thread.php in WoltLab Burning Board 2.3.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the hilight parameter.
SQL injection vulnerability in board.php for WoltLab Burning Board (wBB) 2.0 RC 1 and earlier allows remote attackers to modify the database and possibly gain privileges via the boardid parameter.
Cross-site scripting (XSS) vulnerability in WoltLab Burning Board (wbboard) 1.1.1 allows remote attackers to inject arbitrary web script or HTML via the message parameter.
register.php for WoltLab Burning Board (wbboard) 1.1.1 uses a small number of random values for the "code" parameter that is provided to action.php to approve a new registration, along with predictable new user ID's, which allows remote attackers to hijack new user accounts via a brute force attack on the new user ID and the code value.