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CVE-2026-45481

Microsoft SharePoint Server Spoofing Vulnerability

CVSS 7.3 HIGHEPSS 0.7%CWE-79
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:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft SharePoint Enterprise Server 2016Microsoft · Microsoft SharePoint Server 2019Microsoft · Microsoft SharePoint Server Subscription Edition

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References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45481