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9.3Critical

CVE-2026-70306Microsoft Office SharePoint Spoofing Vulnerability

Microsoft Microsoft SharePoint Enterprise Server 2016; Microsoft Microsoft SharePoint Server 2019; Microsoft Microsoft SharePoint Server Subscription Edition Published: (3 months ago)

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.

Weakness (CWE): CWE-79

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.0 – < 16.0.5565.1001
Microsoft Microsoft SharePoint Server 2019 16.0.0 – < 16.0.10417.20198
Microsoft Microsoft SharePoint Server Subscription Edition 16.0.0 – < 16.0.19725.20522
microsoft sharepoint server 16.0.0 – < 16.0.19725.20522
microsoft sharepoint server 2016 16.0.0 – < 16.0.5565.1001
microsoft sharepoint server 2019 16.0.0 – < 16.0.10417.20198

References and patches

CPE matches (NVD) (3)
  • cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:* < 16.0.19725.20434
  • cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
  • cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*

Recent CVEs in the same product — Microsoft SharePoint