CVE-2018-1011: Microsoft Excel

High severity, CVSS 7.8. EPSS: 19.8% chance of exploitation in the next 30 days.

A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka "Microsoft Excel Remote Code Execution Vulnerability." This affects Microsoft Excel. This CVE ID is unique from CVE-2018-0920, CVE-2018-1027, CVE-2018-1029.

Affected products

• Microsoft Excel: version 2010 only; version 2013 only
• Microsoft Excel Rt: version 2013 only

Published 2018-04-12. Last modified 2026-06-17.