Multiple cross-site scripting (XSS) vulnerabilities in IPswitch WhatsUp Professional 2006 and WhatsUp Professional 2006 Premium allow remote attackers to inject arbitrary web script or HTML via the (1) sDeviceView or (2) nDeviceID parameter to (a) NmConsole/Navigation.asp or (3) sHostname parameter to (b) NmConsole/ToolResults.asp.