What’s Vulnerable › Vulnerabilities

CVE-2003-0821

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 19.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2003-11-18 · updated 2026-06-16

Description

Microsoft Excel 97, 2000, and 2002 allows remote attackers to execute arbitrary code via a spreadsheet with a malicious XLM (Excel 4) macro that bypasses the macro security model.

Affected products

• Microsoft Word for Android: 97, 97-sr1, 97-sr2, 98, 98-sr1, 98-sr2 (+8)
• Microsoft Works: 2001, 2002, 2003, 2004

References

• http://www.securityfocus.com/bid/9010
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-050
• https://exchange.xforce.ibmcloud.com/vulnerabilities/13681
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A636
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A675
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A695
• http://www.securityfocus.com/bid/9010
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-050
• https://exchange.xforce.ibmcloud.com/vulnerabilities/13681
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A636
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A675
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A695

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