CVE-2026-45468
Undergoing Analysis Undergoing Analysis - In Progress
Cross-Site Scripting in Microsoft Office SharePoint

Publication date: 2026-06-09

Last updated on: 2026-06-09

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.
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Meta Information
Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-10
AI Q&A
2026-06-09
EPSS Evaluated
N/A
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft office_sharepoint *
Helpful Resources
Exploitability
CWE
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KEV
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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.
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Mitigation Strategies

The 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 detailed in their official update guide.

Executive Summary

This vulnerability is a type of cross-site scripting (XSS) caused by improper neutralization of input during web page generation in Microsoft Office SharePoint.

It allows an authorized attacker to inject malicious input that is not properly sanitized, which can then be executed in the context of a user's browser.

Impact Analysis

The vulnerability can be exploited by an authorized attacker to perform spoofing over a network.

This means the attacker could deceive users by presenting false information or impersonating legitimate content within SharePoint, potentially leading to information disclosure or trust exploitation.

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