CVE-2020-17122: Microsoft Office

High severity, CVSS 7.8. EPSS: 3.5% chance of exploitation in the next 30 days.

Microsoft Excel Remote Code Execution Vulnerability

Affected products

• Microsoft Office: version 2010 only
• Microsoft Office Web Apps: version 2010 only
• Microsoft SharePoint Server: version 2010 only

Published 2020-12-10. Last modified 2026-06-17.