Cross-site scripting (XSS) vulnerability in scp/ajax.php in osTicket before 1.6.0 Stable allows remote authenticated users to inject arbitrary web script or HTML via the f parameter, possibly related to an error message generated by scp/admin.php.
SQL injection vulnerability in include/class.staff.php in osTicket before 1.6 RC5 allows remote attackers to execute arbitrary SQL commands via the staff username parameter.
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.
Multiple cross-site scripting (XSS) vulnerabilities in osTicket allow remote attackers to inject arbitrary web script or HTML via (1) the t parameter to view.php, (2) the osticket_title parameter to header.php, (3) the em parameter to admin_login.php, (4) the e parameter to user_login.php, (5) the err parameter to open_submit.php, or (6) the name and subject fields when adding a ticket.
Directory traversal vulnerability in attachments.php in osTicket allows remote attackers to read arbitrary files via .. sequences in the file parameter.