From the
advisory:
Secunia Research has discovered a vulnerability in Microsoft Internet Explorer, which can be exploited by malicious people to compromise a user's system.
Successful exploitation allows execution of arbitrary code.
The vulnerability has been confirmed on a fully patched system with Internet Explorer 6.0 and Microsoft Windows XP SP2. The vulnerability has also been confirmed in Internet Explorer 7 Beta 2 Preview (January edition). Other versions may also be affected.
DANGER: highly critical
SOLUTION: disable
Active Scripting support