Microsoft Word Remote Code Execution Vulnerability

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products15

• Microsoft 365 Apps for Enterprise for 32-bit Systems
• Microsoft 365 Apps for Enterprise for 64-bit Systems
• Microsoft Office 2019 for 32-bit editions
• Microsoft Office 2019 for 64-bit editions
• Microsoft Office LTSC 2021 for 32-bit editions
• Microsoft Office LTSC 2021 for 64-bit editions
• Microsoft Office LTSC 2024 for 32-bit editions
• Microsoft Office LTSC 2024 for 64-bit editions
• Microsoft Office LTSC for Mac 2021
• Microsoft Office LTSC for Mac 2024
• Microsoft SharePoint Enterprise Server 2016
• Microsoft SharePoint Server 2019
• Microsoft SharePoint Server Subscription Edition
• Microsoft Word 2016 (32-bit edition)
• Microsoft Word 2016 (64-bit edition)

✅ Remediation

KB5002868 (Security Update) — fixed build 16.0.5552.1002 KB5002869 (Security Update) — fixed build 16.0.5552.1002 KB5002870 (Security Update) — fixed build 16.0.10417.20128 KB5002872 (Security Update) — fixed build 16.0.10417.20128 KBClick to Run (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KBRelease Notes (Security Update) — fixed build 16.109.26051019 KB5002863 (Security Update) — fixed build 16.0.19725.20280 KB5002858 (Security Update) — fixed build 16.0.5552.1000

🔗 References (15)

• advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40367
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108651
• referencehttps://support.microsoft.com/help/5002868
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108652
• referencehttps://support.microsoft.com/help/5002869
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108654
• referencehttps://support.microsoft.com/help/5002870
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108653
• referencehttps://support.microsoft.com/help/5002872
• referencehttps://docs.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates
• patchhttps://go.microsoft.com/fwlink/p/?linkid=831049
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108655
• referencehttps://support.microsoft.com/help/5002863
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108649
• referencehttps://support.microsoft.com/help/5002858