Multiple cross-site scripting (XSS) vulnerabilities in Belkin N300 router allow remote attackers to inject arbitrary web script or HTML via the Guest Access PSK field to wireless_guest2_print.stm or other unspecified vectors.
https://exchange.xforce.ibmcloud.com/vulnerabilities/83837
https://euvd.enisa.europa.eu/vulnerability/EUVD-2013-3028
http://securityevaluators.com/knowledge/case_studies/routers/belkin_n900.php
http://securityevaluators.com/content/case-studies/routers/Vulnerability_Catalog.pdf