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Alert (SA04-286A)

Multiple Vulnerabilities in Microsoft Windows, Internet Explorer, and Excel

Systems Affected

  • Microsoft Windows
  • Microsoft Internet Explorer
  • Microsoft Excel, including Macintosh versions


By taking advantage of one or more vulnerabilities in Microsoft products, an attacker may be able to take control of your computer.


Apply updates

Microsoft has released security updates for a number of products, including Windows, Internet Explorer, and Excel. To obtain the updates, visit the Windows Update and Office Update web sites. US-CERT also recommends enabling Automatic Updates.


There are vulnerabilities in multiple Microsoft products, including Windows, Internet Explorer, and Excel. Many of these vulnerabilities could allow an attacker to take control of your computer. In some cases, an attacker could exploit a vulnerability without any action from you. In other cases, you would need to open a malicious document such as a web site, email message, image, or Excel spreadsheet.



Copyright 2004 Carnegie Mellon University. Terms of use

Revision History

  • October 12, 2004: Initial release
    October 13, 2004: Added Office/Excel update link
    October 19, 2004: Fixed feedback link

Last updated

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