MS09-032 - Critical: Cumulative Security Update of ActiveX Kill Bits (973346)

MS09-032 - Critical: Cumulative Security Update of ActiveX Kill Bits (973346): "Bulletin Severity Rating:Critical - This security update resolves a privately reported vulnerability that is currently being exploited. The vulnerability in Microsoft Video ActiveX Control could allow remote code execution if a user views a specially crafted Web page with Internet Explorer, instantiating the ActiveX control. This ActiveX control was never intended to be instantiated in Internet Explorer. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights."

(Via Microsoft Security Bulletins.)