Cross-site scripting (XSS) vulnerability in addcomment.php in Bit 5 Blog 8.01 allows remote attackers to inject arbitrary web script or HTML via a javascript URI in an <a> tag in the comment parameter, which strips most tags but not <a>.
SQL injection vulnerability in admin/processlogin.php in Bit 5 Blog 8.01 allows remote attackers to execute arbitrary SQL commands and bypass authentication via the (1) username and (2) password parameter.