Cross-site scripting (XSS) vulnerability in the web management interface in httpd/cgi-bin/ipinfo.cgi in Smoothwall Express 3.1 and 3.0 SP3 and earlier allows remote attackers to inject arbitrary web script or HTML via the IP parameter in a Run action.
https://exchange.xforce.ibmcloud.com/vulnerabilities/99404
https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-5182