CVE-2026-47637
Analyzed Analyzed - Analysis Complete

Cross-Site Scripting in Microsoft Office SharePoint

Vulnerability report for CVE-2026-47637, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-06-09

Last updated on: 2026-06-10

Assigner: Microsoft Corporation

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.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-06-09
Last Modified
2026-06-10
Generated
2026-06-30
AI Q&A
2026-06-10
EPSS Evaluated
2026-06-28
NVD
EUVD

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
microsoft sharepoint_server 2019
microsoft sharepoint_server 2016
microsoft sharepoint_server to 16.0.19725.20384 (exc)

Helpful Resources

Exploitability

CWE
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KEV
KEV Icon
CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

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Compliance Impact

The vulnerability involves improper neutralization of input during web page generation, leading to cross-site scripting (XSS) that allows an authorized attacker to perform spoofing over a network.

Such vulnerabilities can potentially impact compliance with standards like GDPR and HIPAA because they may lead to unauthorized access or manipulation of sensitive information, thereby compromising confidentiality and integrity requirements mandated by these regulations.

However, the provided information does not explicitly describe the direct effects of this vulnerability on compliance with these standards.

Executive Summary

This vulnerability is an improper neutralization of input during web page generation, commonly known as cross-site scripting (XSS), in Microsoft Office SharePoint.

It allows an authorized attacker to perform spoofing over a network by exploiting the way input is handled and displayed on web pages.

Impact Analysis

The vulnerability can impact you by enabling an authorized attacker to perform spoofing attacks over a network.

Spoofing can lead to misleading users or systems by impersonating trusted entities, potentially resulting in unauthorized actions or information disclosure.

Mitigation Strategies

This vulnerability involves improper neutralization of input during web page generation in Microsoft Office SharePoint, which allows an authorized attacker to perform spoofing over a network.

To mitigate this vulnerability, it is recommended to apply the security updates provided by Microsoft as soon as they become available.

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EPSS Chart