Microsoft has released a Security Update for Internet Explorer 8 Beta 1
>> Download for Windows Vista
>> Download for Windows Vista x64 Edition
>> Download for Windows Server 2008
Security issues have been identified that could allow an attacker to compromise a computer running Microsoft Internet Explorer and gain control over it. You can help protect your computer by installing this update from Microsoft. After you install this item, you may have to restart your computer.
>> Download for Windows Vista
>> Download for Windows Vista x64 Edition
>> Download for Windows Server 2008