CVE-2010-3240: Microsoft Excel

High severity, CVSS 9.3. EPSS: 21% chance of exploitation in the next 30 days.

Microsoft Excel 2002 SP3 and 2007 SP2; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 do not properly validate record information, which allows remote attackers to execute arbitrary code via a crafted Excel document, aka "Real Time Data Array Record Vulnerability."

Affected products

• Microsoft Excel: version 2002 only; version 2007 only
• Microsoft Excel Viewer: any version
• Microsoft Office Compatibility Pack: version 2007 only

Published 2010-10-13. Last modified 2026-06-16.