What’s Vulnerable › Vulnerabilities

CVE-2021-24068: Microsoft Excel Remote Code Execution Vulnerability

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-02-25 · updated 2026-06-17

Description

Microsoft Excel Remote Code Execution Vulnerability

Affected products

• Microsoft Excel 2013 Service Pack 1: 2010-sp2, 2013-sp1
• Microsoft Office Web Apps: 2013-sp1
• Microsoft Excel 2013 Service Pack 1: from 13.0.0.0 before publication — fixed in publication
• Microsoft Office Web Apps Server 2013 Service Pack 1: from 15.0.1 before publication — fixed in publication

How to fix

Upgrade to a fixed version: Microsoft Excel 2013 Service Pack 1 publication; Microsoft Office Web Apps Server 2013 Service Pack 1 publication. Check the vendor advisory for mitigations.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24068
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24068

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