Unspecified vulnerability in the benchmark reporting system in Google Web Toolkit (GWT) before 1.4.61 has unknown impact and attack vectors, possibly related to cross-site scripting (XSS).
https://exchange.xforce.ibmcloud.com/vulnerabilities/39117
http://www.vupen.com/english/advisories/2007/4248
http://www.securityfocus.com/bid/26915
http://secunia.com/advisories/28122
http://code.google.com/webtoolkit/releases/release-notes-1.4.61.html