CVE-2017-0055: Microsoft Windows 10

Medium severity, CVSS 6.1. EPSS: 16.4% chance of exploitation in the next 30 days.

Microsoft Internet Information Server (IIS) in Windows Vista SP2; Windows Server 2008 SP2 and R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows remote attackers to perform cross-site scripting and run script with local user privileges via a crafted request, aka "Microsoft IIS Server XSS Elevation of Privilege Vulnerability."

Affected products

• Microsoft Windows 10: affected versions not specified; version 1511 only; version 1607 only
• Microsoft Windows 7: any version
• Microsoft Windows 8.1: any version
• Microsoft Windows Rt 8.1: any version
• Microsoft Windows Server 2008: any version; version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: any version
• Microsoft Windows Vista: any version

Published 2017-03-17. Last modified 2026-06-17.