CVE-2013-3856: Microsoft Word

High severity, CVSS 9.3. EPSS: 20.1% chance of exploitation in the next 30 days.

Microsoft Word 2003 SP3 and Word Viewer allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Word Memory Corruption Vulnerability."

Affected products

• Microsoft Word: version 2003 only
• Microsoft Word Viewer: any version

Published 2013-09-11. Last modified 2026-06-16.