What’s Vulnerable › Vulnerabilities

CVE-2022-21842: Microsoft Word 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: 2022-01-11 · updated 2026-06-17

Description

Microsoft Word Remote Code Execution Vulnerability

Affected products

• Microsoft SharePoint Server: 2016
• Microsoft Word for Android: 2016
• Microsoft Word 2016: from 16.0.1 before 16.0.5266.1000 — fixed in 16.0.5266.1000
• Microsoft Sharepoint Enterprise Server 2016: from 16.0.0 before 16.0.5266.1000 — fixed in 16.0.5266.1000

How to fix

Upgrade to a fixed version: Microsoft Word 2016 16.0.5266.1000; Microsoft Sharepoint Enterprise Server 2016 16.0.5266.1000. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21842
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21842

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