CVE-2023-21744

Microsoft SharePoint Server Remote Code Execution Vulnerability

CVE-2023-21744 is fixed in 5 products on 1 platform, first by KB5002335, released January 10, 2023. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

8.8

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0292

87th percentile

Where it's fixed

Product	Fix	Released
Microsoft
Microsoft SharePoint Enterprise Server 2013 Service Pack 1	KB5002335	Jan 10, 2023
Microsoft SharePoint Enterprise Server 2013 Service Pack 1	KB5002336	Jan 10, 2023
Microsoft SharePoint Enterprise Server 2016	KB5002338	Jan 10, 2023
Microsoft SharePoint Foundation 2013 Service Pack 1	KB5002336	Jan 10, 2023
Microsoft SharePoint Server 2019	KB5002329	Jan 10, 2023
Microsoft SharePoint Server Subscription Edition	KB5002331	Jan 10, 2023

Details

Published
January 10, 2023
Weakness
Deserialization of Untrusted Data
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21744

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