What’s Vulnerable › Vulnerabilities

CVE-2022-22716: Microsoft Excel Information Disclosure Vulnerability

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-09 · updated 2026-06-17
• Weakness: CWE-119

Description

Microsoft Excel Information Disclosure Vulnerability

Affected products

• Microsoft 365 Apps: all versions
• Microsoft Excel 2013 Service Pack 1: 2013-sp1, 2016
• Microsoft Office: 2019
• Microsoft Office LTSC for Mac 2021: 2021
• Microsoft Office Online Server: all versions
• Microsoft Office Web Apps: 2013-sp1
• Microsoft SharePoint Server: 2013-sp1
• Microsoft 365 Apps: from 16.0.1 before https://aka.ms/OfficeSecurityReleases — fixed in https://aka.ms/OfficeSecurityReleases
• Microsoft Excel 2013 Service Pack 1: from 15.0.0.0 before 15.0.5423.1000 — fixed in 15.0.5423.1000
• Microsoft Excel 2016: from 16.0.0.0 before 16.0.5278.1000 — fixed in 16.0.5278.1000
• Microsoft Office 2019 for Mac: from 16.0.0 before 16.58.22021501 — fixed in 16.58.22021501
• Microsoft Office LTSC 2021: from 16.0.1 before https://aka.ms/OfficeSecurityReleases — fixed in https://aka.ms/OfficeSecurityReleases
• Microsoft Office Web Apps Server 2013 Service Pack 1: from 15.0.1 before 15.0.5423.1000 — fixed in 15.0.5423.1000
• Microsoft SharePoint Enterprise Server 2013 Service Pack 1: from 15.0.0 before 15.0.5423.1000 — fixed in 15.0.5423.1000
• Microsoft Office: from 19.0.0 before https://aka.ms/OfficeSecurityReleases — fixed in https://aka.ms/OfficeSecurityReleases
• Microsoft Office LTSC for Mac 2021: from 16.0.1 before 16.58.22021501 — fixed in 16.58.22021501
• Microsoft Office Online Server: from 16.0.1 before 16.0.10383.20001 — fixed in 16.0.10383.20001

How to fix

Upgrade to a fixed version: Microsoft 365 Apps https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2013 Service Pack 1 15.0.5423.1000; Microsoft Excel 2016 16.0.5278.1000; Microsoft Office 2019 for Mac 16.58.22021501; Microsoft Office LTSC 2021 https://aka.ms/OfficeSecurityReleases; Microsoft Office Web Apps Server 2013 Service Pack 1 15.0.5423.1000; Microsoft SharePoint Enterprise Server 2013 Service Pack 1 15.0.5423.1000; Microsoft Office https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021 16.58.22021501; Microsoft Office Online Server 16.0.10383.20001. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22716
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22716

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