Vulnerabilities of Microsoft Microsoft SharePoint Enterprise Server 2016

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CVE	Summary	Score	Published
CVE-2026-70306	Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint…	9.3 Critical	Aug 11, 2026
CVE-2026-55040	Exploited Microsoft SharePoint Weak Authentication Vulnerability	9.1 Critical	Jul 14, 2026
CVE-2026-58644	Exploited Microsoft SharePoint Deserialization of Untrusted Data Vulnerability	9.8 Critical	Jul 14, 2026
CVE-2026-50522	Exploited Microsoft SharePoint Deserialization of Untrusted Data Vulnerability	9.8 Critical	Jul 14, 2026
CVE-2026-20963	Exploited Microsoft SharePoint Deserialization of Untrusted Data Vulnerability	9.8 Critical	Jan 13, 2026
CVE-2025-53770	Exploited Microsoft SharePoint Deserialization of Untrusted Data Vulnerability	9.8 Critical	Jul 20, 2025
CVE-2023-21716	Microsoft Word Remote Code Execution Vulnerability	9.8 Critical	Feb 14, 2023
CVE-2020-1595	A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from unsafe…	9.9 Critical	Sep 11, 2020
CVE-2020-1210	A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source…	9.9 Critical	Sep 11, 2020