Multiple cross-site scripting (XSS) vulnerabilities in osTicket before 1.9.2 allow remote attackers to inject arbitrary web script or HTML via the (1) Phone Number field to open.php or (2) Phone number field, (3) passwd1 field, (4) passwd2 field, or (5) do parameter to account.php.
PHP remote file inclusion vulnerability in open_form.php in osTicket allows remote attackers to execute arbitrary PHP code via a URL in the include_dir parameter.
Directory traversal vulnerability in attachments.php in osTicket allows remote attackers to read arbitrary files via .. sequences in the file parameter.