This is the Trace Id: 28d299f3e97ad792f79d973566dd8852

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Microsoft 365 delivers cloud storage, advanced security, and Microsoft Copilot in your favorite apps—all in one plan.
Various apps that are part of a Microsoft 365 subscription, such as: Copilot, Designer, OneNote, Excel, PowerPoint, Word, Defender, Outlook, Clipchamp and OneDrive.

Security Update for Microsoft Office 2016 (KB4464583)

A security vulnerability exists in Microsoft Office 2016 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.

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  • Version:

    1.0

    Date Published:

    6/19/2025

    File Name:

    proof2016-kb4464583-fullfile-x64-glb.exe

    proof2016-kb4464583-fullfile-x86-glb.exe

    File Size:

    21.1 MB

    19.5 MB

    KB Articles:

    4464583

    Security bulletins:

    4464583

    You can get specific information about this update in the Microsoft Knowledge Base article Security Update for Microsoft Office 2016 (KB4464583).
  • Supported Operating Systems

    Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016



  • To start the download, click the Download button and then do one of the following, or select another language from Change Language and then click Change.
    • Click Run to start the installation immediately.
    • Click Save to copy the download to your computer for installation at a later time


    IT professional resources
    IT professional working in managed environments can find complete resources for deploying Office updates in an organization on the Microsoft Office Desktop Applications TechCenter. Command line instructions can be found in Knowledge Base article Command line switches for Microsoft Self-Extractor packages (KB912203).

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