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Vulnerability record · CVE-2009-3127 · published 11 November 2009

CVE-2009-3127: Microsoft compatibility pack word excel powerpoint code injection vulnerability

Microsoft · Compatibility Pack Word Excel Powerpoint

Microsoft Office Excel 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, and Office Excel Viewer 2003 SP3 do not properly parse the Excel file format, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Cache Memory Corruption Vulnerability."

9.3 CVSS 2.0 High EPSS 25% · top 2.1% CWE-94 · Code injection
9.3CVSS 2.0 base score
25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

Microsoft Office Excel 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, and Office Excel Viewer 2003 SP3 do not properly parse the Excel file format, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Cache Memory Corruption Vulnerability."

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securitytracker.com/id?1023157
http://www.us-cert.gov/cas/techalerts/TA09-314A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-067
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6146
http://www.securitytracker.com/id?1023157
http://www.us-cert.gov/cas/techalerts/TA09-314A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-067
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6146

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-3127), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.