Introduction
Microsoft released the following security updates for Office in September 2026. 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.
List of Office updates released in September 2026
Microsoft Office 2016
| Product |
Knowledge Base article title and number |
| Access 2016 |
Description of the security update for Access 2016: September 08, 2026 (KB5002912) |
| Office 2016 (ace) |
Description of the security update for Office 2016: September 08, 2026 (KB5002913) |
| Excel 2016 |
Description of the security update for Excel 2016: September 08, 2026 (KB5002914) |
| Office 2016 (chart) |
Description of the security update for Office 2016: September 08, 2026 (KB5002904) |
| Office 2016 (conv) |
Description of the security update for Office 2016: September 08, 2026 (4011160) |
| Office 2016 (graph) |
Description of the security update for Office 2016: September 08, 2026 (KB5002915) |
| Office 2016 (mso) |
Description of the security update for Office 2016: September 08, 2026 (KB5002916)) |
| Office 2016 (msodll40u) |
Description of the security update for Office 2016: September 08, 2026 (KB5002917) |
| Office 2016 (msodll99l) |
Description of the security update for Office 2016: September 08, 2026 (KB5002918) |
| Office 2016 (oart) |
Description of the security update for Office 2016: September 08, 2026, 2026 (KB5002898) |
| Outlook 2016 |
Description of the security update for Outlook 2016: September 08, 2026, (KB5002919) |
| PowerPoint 2016 |
Description of the security update for PowerPoint 2016: September 08, 2026 (KB5002920) |
| Publisher 2016 |
Description of the security update for Publisher 2016: September 08, 2026 (KB5002644) |
| Visio 2016 |
Description of the security update for Visio 2016: September 08, 2026 (KB5002646) |
| Word 2016 |
Description of the security update for Word 2016: September 08, 2026 (KB5002923) |
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