CVE-2017-0195: Microsoft Excel Web App

Medium severity, CVSS 5.4. EPSS: 3.8% chance of exploitation in the next 30 days.

Microsoft Excel Services on Microsoft SharePoint Server 2010 SP1 and SP2, Microsoft Excel Web Apps 2010 SP2, Microsoft Office Web Apps 2010 SP2, Microsoft Office Web Apps Server 2013 SP1 and Office Online Server allows remote attackers to perform cross-site scripting and run script with local user privileges via a crafted request, aka "Microsoft Office XSS Elevation of Privilege Vulnerability."

Affected products

• Microsoft Excel Web App: version 2010 only
• Microsoft Office Online Server: any version
• Microsoft Office Web Apps: version 2010 only
• Microsoft Office Web Apps Server: version 2013 only
• Microsoft SharePoint Server: version 2010 only

Published 2017-04-12. Last modified 2026-06-17.