Multiple cross-site scripting (XSS) vulnerabilities in Best Practical Solutions RT 2.0.0 through 3.6.10, 3.8.0 through 3.8.9, and 4.0.0rc through 4.0.0rc7 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.Referenceshttp://www.vupen.com/english/advisories/2011/1071https://exchange.xforce.ibmcloud.com/vulnerabilities/66796http://lists.bestpractical.com/pipermail/rt-announce/2011-April/000188.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=696795http://blog.bestpractical.com/2011/04/security-vulnerabilities-in-rt.htmlhttp://www.securityfocus.com/bid/47383http://lists.bestpractical.com/pipermail/rt-announce/2011-April/000187.htmlhttp://lists.bestpractical.com/pipermail/rt-announce/2011-April/000189.htmlhttp://www.debian.org/security/2011/dsa-2220http://secunia.com/advisories/44189