[German]On April 8, 2020 (second Tuesday of the month, Microsoft Patchday), Microsoft released several security-related updates for Microsoft Office 2016, as well as the C2R variants (Office 2016-2021 and 365) and other products. Below you will find an overview of the available updates. One update for Office 2016 causes issues with Excel, Outlook and Word.
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An overview of the updates can be found on this website (and here for this month). Details are documented in the linked KB articles. The updates are available for the installable MSI version of Microsoft Office (the click-to-run packages receive the updates via other channels). Office 2019/2021/2024 do not appear in the list as they are distributed via Click-to-Run packages and receive security updates via the Office Update feature.
Office 2016
The following security updates were released for Office 2016 on March 11, 2025.
- KB5002701: Security update for Access 2016, which closes the RCE vulnerability CVE-2025-26642.
- KB5002704: Security update for Excel 2016, which closes the RCE vulnerabilities CVE-2025-26642, CVE-2025-27750 and CVE-2025-27751.
- KB4484432: Security update for Office 2016, which closes the RCE vulnerability CVE-2025-27746.
- KB5002573: Security update for Office 2016, which closes the RCE vulnerability CVE-2025-29816.
- KB5002588: Security update for Office 2016, which closes the RCE vulnerability CVE-2025-26642.
- KB5002669: Security update for Office 2016, which closes the RCE vulnerability CVE-2025-27744.
- KB5002700:Security update for Office 2016, which closes the RCE vulnerabilities CVE-2025-29791, CVE-2025-29792, CVE-2025-29816, CVE-2025-27745, CVE-2025-2774, CVE-2025-27749, CVE-2025-27752. Note the links to the articles on Outlook and Word at the end of the article.
- KB5002703: Security update for Office 2016, which closes the RCE vulnerability CVE-2025-26642.
- KB5002622: Security update for OneNote 2016, which closes the RCE vulnerability CVE-2025-29822.
- KB5002702: Security update for Word 2016, which closes the RCE vulnerabilities CVE-2025-27747, CVE-2025-29816 and CVE-2025-29820.
Details on the Office updates and the direct download addresses for the updates can be found in the linked KB articles.
Addendum: The issues with crashed as been fixed with another update, see Office 2016 update KB5002623 fixes crashes in Excel, Outlook, Word (April 10, 2025).
Office C2R Updates
For the Click-2-Run installation packages, the updates are obtained and installed directly via the respective Office package. According to this Microsoft website, the following security updates have been released:
- Current Channel: Version 2503 (Build 18623.20178)
- Monthly Enterprise Channel: Version 2502 (Build 18526.20264)
- Monthly Enterprise Channel: Version 2501 (Build 18429.20216)
- Semi-Annual Enterprise Channel (Preview): Version 2502 (Build 18526.20264)
- Semi-Annual Enterprise Channel: Version 2408 (Build 17928.20512)
- Semi-Annual Enterprise Channel: Version 2402 (Build 17328.20770)
- Office 2024 Retail: Version 2503 (Build 18623.20178)
- Office 2021 Retail: Version 2503 (Build 18623.20178)
- Office 2019 Retail: Version 2503 (Build 18623.20178)
- Office 2016 Retail: Version 2503 (Build 18623.20178)
- Office LTSC 2024 Volume Licensed: Version 2408 (Build 17932.20328)
- Office LTSC 2021 Volume Licensed: Version 2108 (Build 14332.21017)
- Office 2019 Volume Licensed: Version 1808 (Build 10417.20007)
The website linked above lists the fixed security vulnerabilities for individual Office modules. For volume licenses, the respective builds are listed on this Microsoft page.
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Further updates for Office/SharePoint Server
Microsoft has also released security updates for various versions of Microsoft SharePoint Server.
SharePoint Server Subscription Edition
- SharePoint Server Subscription Edition: KB5002705
Microsoft SharePoint Server 2019
Microsoft SharePoint Server 2016
- SharePoint Enterprise Server 2016: KB5002692
- SharePoint Enterprise Server 2016 Language Pack: KB5002682
Office Online Server
- Office Online Server: KB5002699
Similar articles:
Microsoft Security Update Summary (April 8, 2025)
Patchday: Windows 10/11 Updates (April 8, 2025)
Patchday: Windows Server-Updates (April 8, 2025)
Patchday: Microsoft Office Updates (April 8, 2025)
Word/Excel 2016 crashing after April 2025 update KB5002700
Outlook 2016: Calendar access blocked after April 2025 update KB5002700
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