Microsoft Word Remote Code Execution Vulnerability

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products13

• 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 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

KB5002891 (Security Update) — fixed build 16.0.5561.1001 KB5002892 (Security Update) — fixed build 16.0.5561.1001 KB5002883 (Security Update) — fixed build 16.0.10417.20175 KB5002885 (Security Update) — fixed build 16.0.10417.20175 KBClick to Run (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KB5002882 (Security Update) — fixed build 16.0.19725.20434 KB5002890 (Security Update) — fixed build 16.0.5561.1000

🔗 References (14)

• advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55130
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108723
• referencehttps://support.microsoft.com/help/5002891
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108724
• referencehttps://support.microsoft.com/help/5002892
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108726
• referencehttps://support.microsoft.com/help/5002883
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108722
• referencehttps://support.microsoft.com/help/5002885
• referencehttps://docs.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108730
• referencehttps://support.microsoft.com/help/5002882
• patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108735
• referencehttps://support.microsoft.com/help/5002890