Microsoft December 2025 Patch Tuesday: Critical Updates for Windows 11 & More (2026)

Microsoft's December 2025 Patch Tuesday Updates: A Comprehensive Overview

Staying Ahead of Security Threats

Microsoft has recently released its December 2025 Patch Tuesday updates, addressing a wide range of vulnerabilities across various Windows versions, Office applications, and other components. With a total of 56 patches, this update aims to fortify the security of your devices and systems.

Quality and Experience Enhancements

In addition to security improvements, Microsoft has introduced some exciting quality-of-life updates for Windows 11 versions 25H2 and 24H2. These enhancements include an enhanced search experience in the AI agent within Settings, offering more results and helpful recommendations. The Click to Do menu has also been streamlined for easier access, and Windows Studio Effects now supports secondary USB webcams, providing a more versatile and immersive experience.

Addressing Critical Issues

As highlighted by the Zero Day Initiative, Microsoft has fixed a total of 56 security flaws, with three deemed critical. The remaining vulnerabilities are rated important in terms of severity. Here's a glimpse at some of the most notable issues addressed in this update:

  • Windows Server 2022: Elevation of Privilege
  • Windows 11 Version 25H2: Elevation of Privilege
  • Microsoft Word 2016: Remote Code Execution
  • Microsoft Office for Android: Remote Code Execution (Critical)
  • Microsoft Exchange Server 2019: Elevation of Privilege

For a comprehensive list of CVEs addressed, refer to the detailed table below.

The Full List of CVEs Addressed

| Product Impact | Max Severity | Article | Download Details |
| --- | --- | --- | --- |
| Windows Server 2022 (Server Core installation) | Elevation of Privilege | Important | 5071547 | Security Update |
| Windows Server 2022 (Server Core installation) | Elevation of Privilege | Important | 5071413 | Security Hotpatch Update |
| Windows 11 Version 25H2 for x64-based Systems | Elevation of Privilege | Important | 5072033 | Security Update |
| Windows 11 Version 25H2 for x64-based Systems | Elevation of Privilege | Important | 5072014 | Security Hotpatch Update |
| ... | ... | ... | ... | ... |
| ... | ... | ... | ... | ... |
| Windows Server 2022 (Server Core installation) | Remote Code Execution | Important | 5068787 | Security Update |
| Windows Server 2022 (Server Core installation) | Remote Code Execution | Important | 5068840 | Security Hotpatch Update |
| Windows Server 2022 | Remote Code Execution | Important | 5068787 | Security Update |
| Windows Server 2022 | Remote Code Execution | Important | 5068840 | Security Hotpatch Update |
| ... | ... | ... | ... | ... |

A Word of Caution

While these updates are crucial for maintaining system security, Microsoft advises organizations to thoroughly test them before deployment. It's essential to ensure that these updates do not compromise the stability of your production systems. Additionally, IT administrators should prioritize backing up their systems before applying any updates, utilizing the built-in backup features of Windows and Windows Server. Regular monitoring of your systems for anomalies is also crucial to stay vigilant against emerging risks.

Stay Informed, Stay Secure

As we navigate the ever-evolving landscape of technology, staying informed about security updates is paramount. Microsoft's December 2025 Patch Tuesday updates are a testament to their commitment to keeping your devices and data secure. Remember, a proactive approach to security is always the best defense against potential threats.

What are your thoughts on these updates? Do you find the new features and security enhancements beneficial? Feel free to share your insights and experiences in the comments below!

Microsoft December 2025 Patch Tuesday: Critical Updates for Windows 11 & More (2026)
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