CVE-2011-3400: Microsoft Windows Server 2003

High severity, CVSS 9.3. EPSS: 71.4% chance of exploitation in the next 30 days.

Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 do not properly handle OLE objects in memory, which allows remote attackers to execute arbitrary code via a crafted object in a file, aka "OLE Property Vulnerability."

Affected products

• Microsoft Windows Server 2003: any version
• Microsoft Windows XP: any version; affected versions not specified

Published 2011-12-14. Last modified 2026-06-16.