CVE-2020-1446: Microsoft 365 Apps

High severity, CVSS 8.8. EPSS: 11.2% chance of exploitation in the next 30 days.

A remote code execution vulnerability exists in Microsoft Word software when it fails to properly handle objects in memory, aka 'Microsoft Word Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1447, CVE-2020-1448.

Affected products

• Microsoft 365 Apps: affected versions not specified
• Microsoft Office: version 2010 only; version 2016 only; version 2019 only
• Microsoft Office Online Server: version 1.0 only
• Microsoft Office Web Apps: version 2010 only; version 2013 only
• Microsoft SharePoint Enterprise Server: version 2013 only; version 2016 only
• Microsoft SharePoint Server: version 2010 only; version 2019 only
• Microsoft Word: version 2010 only; version 2013 only; version 2016 only
• Microsoft Word Rt: version 2013 only

Published 2020-07-14. Last modified 2026-06-17.