June 11, 2024— KB5039330 (OS Build 20348.2522)

2024-06-1107:00:00

Microsoft

support.microsoft.com

security update

kb5039330

os build 20348.2522

windows update

microsoft update catalog

server update services

windows server 2022

datacenter

azure edition hotpatch

servicing stack update

miscellaneous security improvements

installation instructions.

9.8 High

CVSS3

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

9.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.9%

JSON

June 11, 2024— KB5039330 (OS Build 20348.2522)

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 you install 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 updateTo install this update, use one of the following Windows and Microsoft release channels.

Windows Update Catalog Server Update Services

Available	Next Step
Yes	None. This update will be downloaded and installed automatically from Windows Update.

Available	Next Step
No	To get the standalone package for this update, go to the Microsoft Update Catalog website.

Available	Next Step
Yes	This update will automatically sync with Windows Server Update Services (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 5039330.For a list of the files that are provided in the servicing stack update, download the file information for the SSU - version 20348.2522.