What’s Vulnerable › Vulnerabilities

CVE-2022-30173: Microsoft Excel Remote Code Execution Vulnerability

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-06-15 · updated 2026-06-17

Description

Microsoft Excel Remote Code Execution Vulnerability

Affected products

• Microsoft Excel 2013 Service Pack 1: 2013-sp1, 2016
• Microsoft Office Web Apps Server: 2013-sp1
• Microsoft Excel 2013 Service Pack 1: from 15.0.0.0 before 15.0.5475.1000 — fixed in 15.0.5475.1000
• Microsoft Excel 2016: from 16.0.0.0 before 16.0.5356.1000 — fixed in 16.0.5356.1000
• Microsoft Office Web Apps Server 2013 Service Pack 1: from 15.0.1 before 15.0.5459.1001 — fixed in 15.0.5459.1001

How to fix

Upgrade to a fixed version: Microsoft Excel 2013 Service Pack 1 15.0.5475.1000; Microsoft Excel 2016 16.0.5356.1000; Microsoft Office Web Apps Server 2013 Service Pack 1 15.0.5459.1001. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30173
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30173

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