Kayako liveResponse 2.x allows remote attackers to obtain sensitive information via a direct request to addressbook.php and other include scripts, which reveals the path in an error message.

Kayako liveResponse 2.x, when logging in a user, records the password in plaintext in the URL, which allows local users and possibly remote attackers to gain privileges.

Multiple cross-site scripting (XSS) vulnerabilities in Kayako liveResponse 2.x allow remote attackers to inject arbitrary web script or HTML via the (1) username parameter or (2) name field when entering a session or sending a message.

Multiple SQL injection vulnerabilities in the calendar feature in Kayako liveResponse 2.x allow remote attackers to execute arbitrary SQL commands via the (1) year or (2) date parameter.