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MicrosoftKB5026456

HistoryMay 09, 2023 - 7:00 a.m.

May 9, 2023—Hotpatch KB5026456 (OS Build 20348.1724)

2023-05-0907:00:00

Microsoft

support.microsoft.com

126

kb5026456

security update

internal os functionality

windows update

wsus

microsoft update catalog

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.6

Confidence

High

EPSS

0.529

Percentile

97.6%

JSON

May 9, 2023—Hotpatch KB5026456 (OS Build 20348.1724)

Improvements and fixes

This security update includes quality improvements. When you install this KB:

This update makes miscellaneous security improvements to internal OS functionality. No additional issues were documented for this release.
If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.

How to get this update

Before installing this updateMicrosoft now combines the latest servicing stack update (SSU) for your operating system with the hotpatch update. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.If you are using Windows Update or Windows Server Update Services (WSUS), the latest SSU will be installed with this update.Install this updateRelease Channel	Available	Next Step
Windows Update	Yes	None. This update will be downloaded and installed automatically from Windows Update.
Microsoft Update Catalog	No	To get the standalone package for this update, go to the Microsoft Update Catalog website.
Windows Server Update Services (WSUS)	Yes	This update will automatically sync with WSUS if you configure Products and Classifications as follows:Product: Windows Server 2022 Datacenter: Azure Edition HotpatchClassification: Security Updates
File informationFor a list of the files that are provided in this update, download the file information for cumulative update 5026456.For a list of the files that are provided in the servicing stack update, download the file information for the SSU - version 20348.1720.