Cumulative Security Update for Outlook Express 5.5 Service Pack 2 (KB837009)

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This update addresses the vulnerability discussed in Microsoft Security Bulletin MS04-013. To find out if other security updates are available for you, see the Overview section of this page.
  • Version:


    File Name:


    Date Published:


    File Size:

    839 KB

    KB Articles: KB837009

    Security bulletins:MS04-013

      A security issue has been identified in Microsoft Outlook Express that could allow an attacker to read files on your computer, or cause a program to run. You can help protect your computer by installing this update. After you install this item, you may have to restart your computer.

  • Supported Operating System

    Windows 2000 Service Pack 3, Windows 2000 Service Pack 4, Windows ME

      This update applies to Outlook Express 5.5 Service Pack 2 (SP2) installed by the combination of the following operating systems and the following version of Internet Explorer:
      • Internet Explorer 5.5 SP2 (Version 5.50.4807.2300) on Windows Millennium Edition (Windows Me)
      • Internet Explorer 5.01 SP3 (Version 5.00.3502.1000) on Windows 2000 SP3
      • Internet Explorer 5.01 SP4 (Version 5.00.3700.1000) on Windows 2000 SP4

      1. Click the Download button on this page to start the download, or choose a different language from the drop-down list and click Go.
      2. Do one of the following:
        • To start the installation immediately, click Open or Run this program from its current location.
        • To copy the download to your computer for installation at a later time, click Save or Save this program to disk.
    • Other critical security updates are available: To find the latest security updates for you visit Windows Update and click "Express Install." To have the latest security updates delivered directly to your computer, visit Protect your PC and follow the 3 easy steps to ensure you’re protected.
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