CVE-2010-1900: Microsoft Office

High severity, CVSS 9.3. EPSS: 39.8% chance of exploitation in the next 30 days.

Microsoft Office Word 2002 SP3, 2003 SP3, and 2007 SP2; Microsoft Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Word Viewer; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and Works 9 do not properly handle malformed records in a Word file, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted file, aka "Word Record Parsing Vulnerability."

Affected products

• Microsoft Office: version 2004 only; version 2008 only
• Microsoft Office Compatibility Pack: version 2007 only
• Microsoft Office Word Viewer: any version
• Microsoft Open XML File Format Converter: any version
• Microsoft Word: version 2002 only; version 2003 only; version 2007 only
• Microsoft Works: version 9.0 only

Published 2010-08-11. Last modified 2026-06-16.