Back to Database
Status published
High
CVE-2022-21840
Microsoft Office Remote Code Execution Vulnerability
Vulnerability Description
Microsoft Office Remote Code Execution Vulnerability
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2022-21840
Credits & Attribution
No credits recorded in the NVD database.
More from Microsoft
View All →CVE-2025-9611
Microsoft Playwright MCP Server < 0.0.40 DNS Rebinding via Missing Origin Header Validation
High
7.2
CVE-2025-9491
Microsoft Windows LNK File UI Misrepresentation Remote Code Execution Vulnerability
High
7
CVE-2025-7326
EOL ASP.NET Core Elevation of Privilege Vulnerability
High
7
CVE-2025-65046
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Low
3.1
CVE-2025-65041
Microsoft Partner Center Elevation of Privilege Vulnerability
Critical
10
Affected Vendor
Microsoft
View all reports →Affected Software
Microsoft SharePoint Enterprise Server 2016, Microsoft SharePoint Enterprise Server 2013 Service Pack 1, Microsoft SharePoint Server 2019, Microsoft Office 2019, Microsoft Office 2019 for Mac, Microsoft Office Online Server, Microsoft 365 Apps for Enterprise, Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC 2021, Microsoft SharePoint Server Subscription Edition, SharePoint Server Subscription Edition Language Pack, Microsoft Excel 2016, Microsoft Office 2016, Microsoft Excel 2013 Service Pack 1, Microsoft Office 2013 Service Pack 1, Microsoft Office Web Apps Server 2013 Service Pack 1, Microsoft SharePoint Foundation 2013 Service Pack 1
Vulnerable Versions:
16.0.0, 15.0.0, 19.0.0, 16.0.1, 16.0.0.0, 15.0.0.0, 15.0.1
Timeline
Official Publish:
January 11th, 2022
Last Modified:
January 2nd, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.