Introduction

Microsoft released the following security and nonsecurity updates for Office in September 2023. These updates are intended to help our customers keep their computers up to date. We recommend that you install all updates that apply to you.

To download an update, select the corresponding Knowledge Base article in the following list, and then go to the "How to download and install the update" section of the article.

List of Office updates released in September 2023

Microsoft Office 2016

Product

Knowledge Base article title and number

Excel 2016

Description of the security update for Excel 2016: September 12, 2023 (KB5002496)

Office 2016

Description of the security update for Office 2016: September 12, 2023 (KB5002100)

Office 2016

Description of the security update for Office 2016: September 12, 2023 (KB5002457)

Office 2016

Description of the security update for Office 2016: September 12, 2023 (KB5002498)

Outlook 2016

Description of the security update for Outlook 2016: September 12, 2023 (KB5002499)

Word 2016

Description of the security update for Word 2016: September 12, 2023 (KB5002497)

Microsoft Office 2013

Product

Knowledge Base article title and number

Excel 2013

Description of the security update for Excel 2013: September 12, 2023 (KB5002488)

Office 2013

Description of the security update for Office 2013: September 12, 2023 (KB5002477)

Word 2013

Description of the security update for Word 2013: September 12, 2023 (KB5002483)

SharePoint Server Subscription Edition

Product

Knowledge Base article title and number

SharePoint Server Subscription Edition

Description of the security update for SharePoint Server Subscription Edition: September 12, 2023 (KB5002474)

Microsoft SharePoint Server 2019

Product

Knowledge Base article title and number

SharePoint Server 2019

Description of the security update for SharePoint Server 2019: September 12, 2023 (KB5002472)

SharePoint Server 2019 Language Pack

September 12, 2023, update for SharePoint Server 2019 Language Pack (KB5002471)

Microsoft SharePoint Server 2016

Product

Knowledge Base article title and number

SharePoint Enterprise Server 2016

Description of the security update for SharePoint Enterprise Server 2016: September 12, 2023 (KB5002494)

SharePoint Enterprise Server 2016 Language Pack

Description of the security update for SharePoint Enterprise Server 2016 Language Pack: September 12, 2023 (KB5002501)

Office Online Server

Product

Knowledge Base article title and number

Office Online Server

Description of the security update for Office Online Server: September 12, 2023 (KB5002470)

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