CVE-2018-8628: Microsoft Office

High severity, CVSS 7.8. EPSS: 15.9% chance of exploitation in the next 30 days.

A remote code execution vulnerability exists in Microsoft PowerPoint software when the software fails to properly handle objects in memory, aka "Microsoft PowerPoint Remote Code Execution Vulnerability." This affects Microsoft Office, Office 365 ProPlus, Microsoft PowerPoint, Microsoft SharePoint, Microsoft PowerPoint Viewer, Office Online Server, Microsoft SharePoint Server.

Affected products

• Microsoft Office: version 2016 only; version 2019 only
• Microsoft Office 365 Proplus: affected versions not specified
• Microsoft Office Compatibility Pack: affected versions not specified
• Microsoft Office Online Server: any version
• Microsoft Office Web Apps: version 2010 only; version 2013 only
• Microsoft PowerPoint: version 2010 only; version 2013 only; version 2016 only
• Microsoft PowerPoint Viewer: any version
• Microsoft SharePoint Enterprise Server: version 2016 only
• Microsoft SharePoint Server: version 2013 only; version 2019 only

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