Cross-site scripting (XSS) vulnerability in HtmlSessionInformationsReport.java in JavaMelody 1.46 and earlier allows remote attackers to inject arbitrary web script or HTML via a crafted X-Forwarded-For header.
https://code.google.com/p/javamelody/wiki/ReleaseNotes
https://code.google.com/p/javamelody/issues/detail?id=346