CVE-2021-24066

HIGH

Microsoft SharePoint - Remote Code Execution via Untrusted Data Deserialization

Title source: llm

Microsoft SharePoint Remote Code Execution Vulnerability

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

CVSS v3 8.8

EPSS 0.0590

EPSS Percentile 92.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-502

Status published

Products (4)

microsoft/sharepoint_enterprise_server 2016

microsoft/sharepoint_foundation 2010 sp2

microsoft/sharepoint_foundation 2013 sp1

microsoft/sharepoint_server 2019

Published Feb 25, 2021

Tracked Since Feb 18, 2026