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OpenAdvisories
Critical · 9.3 CVE-2026-70306 EUVD-2026-56765GHSA-2x3w-6746-j849

Microsoft Office SharePoint Spoofing Vulnerability

Published Aug 11, 2026 · Updated Nov 10, 2026 · Assigned by microsoft

Description

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

Affected products

VendorProductAffectedFixed
Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.0 – < 16.0.5565.1001 16.0.5565.1001
Microsoft Microsoft SharePoint Server 2019 16.0.0 – < 16.0.10417.20198 16.0.10417.20198
Microsoft Microsoft SharePoint Server Subscription Edition 16.0.0 – < 16.0.19725.20522 16.0.19725.20522

Advisories 3

References