index.php in eTicket 1.5.5.1 and earlier allows remote attackers to obtain sensitive information via the (1) name[], (2) email[], (3) phone[], or (4) subject[] parameters, which reveals the installation path in the resulting error messages.

Multiple cross-site scripting (XSS) vulnerabilities in open.php in eTicket 1.5.5 and 1.5.5.1, when register_globals is enabled, allow remote attackers to inject arbitrary web script or HTML via the (1) err and (2) warn parameters. NOTE: the vendor disputes the significance of the issue, stating that "eTicket is not designed to work with register_globals On."

Multiple cross-site scripting (XSS) vulnerabilities in newticket.php in eTicket 1.5.5.2, and 1.5.6 RC2 and RC3, allow remote attackers to inject arbitrary web script or HTML via the (1) Name and (2) Subject parameters.

Cross-site request forgery (CSRF) vulnerability in admin.php in eTicket 1.5.5.2 allows remote attackers to change the administrative password and possibly perform other administrative tasks. NOTE: either the old password must be known, or the attacker must leverage a separate SQL injection vulnerability.

Multiple SQL injection vulnerabilities in eTicket 1.5.5.2 allow remote authenticated users to execute arbitrary SQL commands via the (1) status, (2) sort, and (3) way parameters to search.php; and allow remote authenticated administrators to execute arbitrary SQL commands via the (4) msg and (5) password parameters to admin.php.

Cross-site scripting (XSS) vulnerability in view.php in eTicket 1.5.5.2 allows remote attackers to inject arbitrary web script or HTML via the s parameter.

Cross-site scripting (XSS) vulnerability in index.php in eTicket 1.5.6-RC4 allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO.

Multiple SQL injection vulnerabilities in eTicket 1.5.7 allow remote attackers to execute arbitrary SQL commands via the pri parameter to (1) index.php, (2) open.php, (3) open_raw.php, and (4) newticket.php.