CVE-2011-1983: Microsoft Office

High severity, CVSS 9.3. EPSS: 22.5% chance of exploitation in the next 30 days.

Use-after-free vulnerability in Microsoft Office 2007 SP2 and SP3, Office 2010 Gold and SP1, and Office for Mac 2011 allows remote attackers to execute arbitrary code via a crafted Word document, aka "Word Use After Free Vulnerability."

Affected products

• Microsoft Office: version 2007 only; version 2010 only; version 2011 only

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