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Microsoft Windows Security Updates for November 2025 are now available

Martin Brinkma…
2025-11-12 39 min read

<p>Microsoft has released security updates for all supported versions of the Windows operating system, including the first Extended Support Release update for Windows 10. This overview of the security...

Microsoft has released security updates for all supported versions of the Windows operating system, including the first Extended Support Release update for Windows 10.

This overview of the security updates that Microsoft released provides system administrators and home users with actionable information. Apart from giving you an overview of what has been released, it also provides links to resources, highlights all known issues confirmed by Microsoft, and more.

Note: This is the last time Home and Pro editions of Windows 11, version 23H2 will receive security updates.

Note 2: Did Microsoft stop releasing security update information on its website?

Tip: Windows 10 users who have not joined ESU on their machines may want to do so asap to continue receiving updates.

Microsoft Windows Security Updates: November 2025

You may download the following Excel spreadsheet to get a list of released updates. Click on the following link to download the archive to the local device: Windows security updates November 2025

Executive Summary

  • Microsoft released a total of 63 security updates for various Microsoft products and 5 security update for non-Microsoft issues (e.g. Chromium).
  • Windows clients with issues:
    • Windows 10: none
    • Windows 11: none
  • Windows Server clients with issues:
    • Windows Server 2008, 2025
  • Microsoft won't release a preview update for December 2025.

Product overview

Each supported version of Windows and their critical vulnerabilities are listed below.

  • Windows 10 version 22H2: 34 vulnerabilities, 2 critical, 32 important
  • Windows 11 version 23H2: 34 vulnerabilities, 2 critical, 32 important
    • Same as Windows 10, version 22H2
  • Windows 11 version 24H2: 35 vulnerabilities, 2 critical, 33 important
    • Same as Windows 10, version 22H2
  • Windows 11 version 25H2: 36 vulnerabilities, 2 critical, 34 important
    • Same as Windows 10, version 22H2

Windows Server products

  • Windows Server 2008 R2 (extended support only): 14 vulnerabilities: 1 critical,  13 important
  • Windows Server 2016: 25 vulnerabilities: 1 critical, 24 important
  • Windows Server 2019: 33 vulnerabilities: 2 critical, 31 important
  • Windows Server 2022: 31 vulnerabilities: 2 critical, 29 important
    • Same as Windows Server 2019
  • Windows Server 2025:  32 vulnerabilities: 2 critical, 30 important
    • Same as Windows Server 2019

Windows Security Updates

Windows 10 version 22H2

Updates and improvements:

  • Note that the machine needs to have joined ESU to continue to receive security updates.
  • Includes unspecified security updates.

Windows 11 version 23H2

Updates and improvements:

  • Security updates.
  • Fixed a networking issue in the HTTP.sys request parser.

Windows 11 version 24H2

Updates and improvements:

  • Security updates
  • Just a few fixes to address issues, including:
    • Fix for gaming handhelds, which prevented them from staying into low-powered states, which caused batteries to drain faster than expected.
    • Fix for gaming handhelds, which caused the gamepad to stop responding in apps for about five seconds.
    • Fixes an issue in the HTTPS.sys request parser.
  • Plus all features of the November preview updates, including plenty of new features that continue to be rolled out over time.

Windows 11 version 25H2

Updates and improvements:

  • Same as Windows 11, version 24H2.

Known Issues

Windows 11 version 24H2 and 25H2

  • [FIXED] Problems playing protected content using some Blu-Ray, DVD, or Digital TV apps. Some content may not play in certain apps, playback may be interrupted, copyright messages may show, playback may stop, or show black screens.
    • Partially resolved according to Microsoft, stating that it has been addressed in the September 2025 preview update (and also this update)

Security advisories and updates

Microsoft Office Updates

You find Office update information here.

How to download and install the November 2025 security updates

Here is how you install the update immediately on a system:

  1. Open the Start menu, type Windows Update, and select the result.
  2. Activate the "check for updates" button. This runs a manual check for updates.
  3. Activate the "download & install all" button, if the update is not downloaded automatically.

Direct update downloads

Below are resource pages with direct download links, if you prefer to download the updates to install them manually.

Windows 11 version 23H2
  • KB5068865 -- 2025-11 Cumulative Update for Windows 11 version 23H2

Windows 11 version 24H2

Windows 11 version 24H2

Additional resources

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Source: gHacks Technology News Word count: 11921 words
Published on 2025-11-12 02:38