CVE-2026-20945

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVSS v3 4.6 MEDIUM

4.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20945	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:sharepoint_server:::::subscription:::*
	cpe:2.3:a:microsoft:sharepoint_server:2016::::enterprise:::
	cpe:2.3:a:microsoft:sharepoint_server:2019:::::::*

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Neutralización incorrecta de la entrada durante la generación de páginas web (’cross-site scripting’) en Microsoft Office SharePoint permite a un atacante autorizado realizar suplantación a través de una red.

Information

Published : 2026-04-14 18:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-20945

Mitre link : CVE-2026-20945

CVE.ORG link : CVE-2026-20945

JSON object : View

Products Affected

microsoft

sharepoint_server

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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