CVE-2025-64672

HIGH

Microsoft SharePoint Server < 16.0.19127.20378 - Cross-Site Scripting

Title source: llm

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.

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory patch

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64672

Scores

CVSS v3 8.8

EPSS 0.0003

EPSS Percentile 9.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-79

Status published

Products (2)

Microsoft/Microsoft SharePoint Server Subscription Edition 16.0.0 - 16.0.19127.20378

microsoft/sharepoint_server < 16.0.19127.20378

Published Dec 09, 2025

Tracked Since Feb 18, 2026