Risk Scores
CVSS v3.1
8.800000190734863
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
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft Office 2019 for 32-bit editions https://aka.ms/OfficeSecurityReleases | ||
| Microsoft 365 Apps for Enterprise for 32-bit Systems <https://aka.ms/OfficeSecurityReleases | ||
| Microsoft SharePoint Server 2019 <16.0.10382.20004 | ||
| Microsoft Office 2019 for 64-bit editions <https://aka.ms/OfficeSecurityReleases | ||
| Microsoft Office Online Server <16.0.10382.20004 | ||
| Microsoft Office LTSC for Mac 2021 <16.57.22011101 | ||
| Microsoft 365 Apps for Enterprise for 64-bit Systems https://aka.ms/OfficeSecurityReleases | ||
| Microsoft Office 2019 for 32-bit editions <https://aka.ms/OfficeSecurityReleases | ||
| Microsoft 365 Apps for Enterprise for 32-bit Systems https://aka.ms/OfficeSecurityReleases | ||
| Microsoft SharePoint Enterprise Server 2016 <16.0.5266.1000 | ||
| Microsoft Office 2019 for Mac 16.57.22011101 | ||
| Microsoft SharePoint Enterprise Server 2013 Service Pack 1 <15.0.5415.1000 | ||
| Microsoft Office 2019 for Mac <16.57.22011101 | ||
| Microsoft SharePoint Enterprise Server 2013 Service Pack 1 15.0.5415.1000 | ||
| Microsoft SharePoint Enterprise Server 2016 16.0.5266.1000 | ||
| Microsoft Office Online Server 16.0.10382.20004 | ||
| Microsoft Office 2019 for 64-bit editions https://aka.ms/OfficeSecurityReleases | ||
| Microsoft 365 Apps for Enterprise for 64-bit Systems <https://aka.ms/OfficeSecurityReleases | ||
| Microsoft Office LTSC for Mac 2021 16.57.22011101 | ||
| Microsoft SharePoint Server 2019 16.0.10382.20004 |
Timeline
- Jan 11, 2022 CVE Published
- Jan 13, 2022 CVE Updated
- Apr 9, 2026 Security Advisory
- Apr 9, 2026 Security Advisory
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21840 advisory
- https://msrc.microsoft.com/csaf/2022/msrc_cve-2022-21840.json advisory
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 url
- https://support.microsoft.com/lifecycle url
- https://www.first.org/cvss url
- https://support.microsoft.com/help/5002113 fix
- https://support.microsoft.com/kb/5002118 fix
- https://support.microsoft.com/help/5001995 fix
- https://support.microsoft.com/kb/5002102 fix
- https://support.microsoft.com/help/5002109 fix
- https://support.microsoft.com/kb/5002108 fix
- https://docs.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates fix
- https://go.microsoft.com/fwlink/p/?linkid=831049 fix
- https://support.microsoft.com/kb/5002107 fix
- https://support.microsoft.com/help/5002111 fix
- https://support.microsoft.com/help/5002110 fix
- https://support.microsoft.com/help/5002114 fix
- https://support.microsoft.com/help/5002060 fix
- https://support.microsoft.com/help/5002115 fix
- https://support.microsoft.com/help/5002052 fix
…and 7 more