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CVE PROGRAM SOURCE RECORD4.6 Medium

CVE-2026-55020

Microsoft SharePoint Server Spoofing Vulnerability

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Microsoft SharePoint Enterprise Server 2016

  • 16.0.0 to < 16.0.5561.1001affected

Microsoft Microsoft SharePoint Server 2019

  • 16.0.0 to < 16.0.10417.20175affected

Microsoft Microsoft SharePoint Server Subscription Edition

  • 16.0.0 to < 16.0.19725.20434affected

References