CVE-2023-21716

Microsoft Word Remote Code Execution Vulnerability

State: Published
Severity: 9.8 Critical
Published: Feb 14, 2023
Updated: Aug 19, 2026
Reserved: Dec 13, 2022

Description

Microsoft Word Remote Code Execution Vulnerability

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
Microsoft 365 Apps for EnterpriseMicrosoft	16.0.1 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office 2019Microsoft	19.0.0 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office 2019 for MacMicrosoft	16.0.0 to before 16.70.23021201Affected
Microsoft Office LTSC 2021Microsoft	16.0.1 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office LTSC for Mac 2021Microsoft	16.0.1 to before 16.70.23021201Affected
Microsoft Office Online ServerMicrosoft	16.0.1 to before 16.0.10395.20001Affected
Microsoft Office Web Apps Server 2013 Service Pack 1Microsoft	15.0.1 to before 15.0.5529.1000Affected
Microsoft SharePoint Enterprise Server 2013 Service Pack 1Microsoft	15.0.0 to before 15.0.5529.1000Affected
Microsoft SharePoint Enterprise Server 2016Microsoft	16.0.0 to before 16.0.5383.1000Affected
Microsoft SharePoint Foundation 2013 Service Pack 1Microsoft	15.0.0 to before 15.0.5529.1000Affected
Microsoft SharePoint Server 2019Microsoft	16.0.0 to before 16.0.10395.20001Affected
Microsoft SharePoint Server Subscription EditionMicrosoft	16.0.0 to before 16.0.15601.20478Affected
Microsoft Word 2013 Service Pack 1Microsoft	15.0.1 to before 15.0.5529.1000Affected
Microsoft Word 2013 Service Pack 1Microsoft	15.0.1 to before 15.0.5529.1000Affected
Microsoft Word 2016Microsoft	16.0.1 to before 16.0.5383.1000Affected
SharePoint Server Subscription Edition Language PackMicrosoft	16.0.0 to before 16.0.15601.20478Affected

References

Microsoft Word Remote Code Execution Vulnerabilityvendor-advisorypatch

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