What’s Vulnerable › Vulnerabilities

CVE-2008-4266

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 27.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2008-12-10 · updated 2026-06-16
• Weakness: CWE-399

Description

Array index vulnerability in Microsoft Office Excel 2000 SP3, 2002 SP3, and 2003 SP3; Excel Viewer 2003 Gold and SP3; Office 2004 and 2008 for Mac; and Open XML File Format Converter for Mac allow remote attackers to execute arbitrary code via an Excel spreadsheet with a NAME record that contains an invalid index value, which triggers stack corruption, aka "Excel Global Array Memory Corruption Vulnerability."

Affected products

• Microsoft Excel 2013 Service Pack 1: 2000-sp3, 2002-sp3, 2003-sp3
• Microsoft Excel Viewer: 2003, 2003-sp3
• Microsoft Office: 2004, 2008
• Microsoft Open Xml File Format Converter: all versions

References

• http://secunia.com/secunia_research/2008-36/
• http://www.securityfocus.com/archive/1/499055/100/0/threaded
• http://www.securitytracker.com/id?1021368
• http://www.us-cert.gov/cas/techalerts/TA08-344A.html
• http://www.vupen.com/english/advisories/2008/3386
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-074
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5808
• http://secunia.com/secunia_research/2008-36/
• http://www.securityfocus.com/archive/1/499055/100/0/threaded
• http://www.securitytracker.com/id?1021368
• http://www.us-cert.gov/cas/techalerts/TA08-344A.html
• http://www.vupen.com/english/advisories/2008/3386

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