CVE-2021-28474: Microsoft SharePoint Server-Side Control Interpretation Conflict Remote Code Execution Vulnerability
First published: Tue May 11 2021(Updated: )
Microsoft SharePoint Server Remote Code Execution Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft SharePoint Foundation | =2013-sp1 | |
| Microsoft SharePoint Server | =2016 | |
| Microsoft SharePoint Server | =2019 | |
| Microsoft SharePoint | ||
| Microsoft SharePoint Server 2019 | ||
| Microsoft SharePoint Enterprise Server 2016 | ||
| Microsoft SharePoint Foundation 2013 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-28474?
CVE-2021-28474 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint.
What is the severity of CVE-2021-28474?
CVE-2021-28474 has a severity rating of 8.8 (high).
Which versions of SharePoint are affected by CVE-2021-28474?
CVE-2021-28474 affects Microsoft SharePoint Foundation 2013 (SP1), Microsoft SharePoint Server 2016, and Microsoft SharePoint Server 2019.
Is authentication required to exploit CVE-2021-28474?
Yes, authentication is required to exploit CVE-2021-28474.
How can I fix CVE-2021-28474?
To fix CVE-2021-28474, apply the relevant patches provided by Microsoft for your version of SharePoint.
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- canonical/microsoft sharepoint foundation
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- version/microsoft sharepoint server/2016
- version/microsoft sharepoint server/2019
- canonical/microsoft sharepoint
- canonical/microsoft sharepoint foundation 2013
- canonical/microsoft sharepoint server 2019
- canonical/microsoft sharepoint enterprise server 2016