CVE-2012-4774: Microsoft Windows 7

High severity, CVSS 9.3. EPSS: 20.8% chance of exploitation in the next 30 days.

Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allow remote attackers to execute arbitrary code via a crafted (1) file name or (2) subfolder name that triggers use of unallocated memory as the destination of a copy operation, aka "Windows Filename Parsing Vulnerability."

Affected products

• Microsoft Windows 7: any version; affected versions not specified
• Microsoft Windows Server 2003: any version
• Microsoft Windows Server 2008: any version; version r2 only
• Microsoft Windows Vista: any version
• Microsoft Windows XP: any version; affected versions not specified

Published 2012-12-12. Last modified 2026-06-16.