Today is the monthly 'Windows Update' day.

This month, Windows Update was released, delivering security updates and bug fixes. Be sure to update as soon as possible.

The monthly security update for January 2025 has been released. By default, updates are performed automatically. For corporate organizations that manage updates, an overview has been published on the blog. Please refer to it and deploy updates as soon as possible. https://t.co/WfLgzOJnVa #Security #Updates #Microsoftpic.twitter.com /LQGYDkFgT5

— Microsoft Security Team (@JSECTEAM) January 15, 2025

January 2025 Security Updates (Monthly) | MSRC Blog | Microsoft Security Response Center
https://msrc.microsoft.com/blog/2025/01/202501-security-update/

◆Windows 11 v24H2, v23H2, v22H2
Maximum Severity:
emergency

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
v24H2 5050009
v23H2, v22H2 5050021

◆Windows 10 v22H2
Maximum Severity:
emergency

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
v22H2 5049981

◆Windows Server 2025 (including Server Core installation)
Maximum Severity:
emergency

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
5050009

◆Windows Server 2022, 23H2 (including Server Core installation)
Maximum Severity:
emergency

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
Windows Server 2022 5049983
Windows Server 23H2 5049984

◆Windows Server 2019, 2016 (including Server Core installation)
Maximum Severity:
emergency

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
Windows Server 2019, 5050008
Windows Server 2016, 5049993

◆Microsoft Office
Maximum Severity:
emergency

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
https://learn.microsoft.com/officeupdates

◆Microsoft SharePoint
Maximum Severity:
important

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
https://learn.microsoft.com/officeupdates/sharepoint-updates

◆Microsoft .NET
Maximum Severity:
important

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
https://learn.microsoft.com/dotnet

◆Microsoft Visual Studio
Maximum Severity:
important

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
https://learn.microsoft.com/visualstudio

◆Microsoft Azure
Maximum Severity:
important

The biggest impacts:
Information leakage

Related knowledge base articles or support web pages:
https://learn.microsoft.com/ja-jp/azure

◆Microsoft Power Automate for Desktop
Maximum Severity:
important

The biggest impacts:
Remote code execution possible

Related knowledge base articles or support web pages:
https://learn.microsoft.com/ja-jp/power-automate

Windows Update is released on the second Tuesday of every month in the United States, and the next update is scheduled to be provided on Wednesday, February 12, 2025, Japan time.