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.

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.

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.