Microsoft found a weakness in its software. To prevent this vulnerability exploited, the Redmond giant also recommends users not to press F1 when browsing the internet site.
As quoted from the Microsoft Security Advisory, a weakness has been discovered in VBScript. Precisely, this weakness will affect computers running Windows XP and Internet Explorer browser (IE).
This weakness could be exploited when a user presses the F1 key. The button is usually used to call the function help (Help menu) in Windows applications