CVE-2026-48560

Analyzed Analyzed - Analysis Complete

Cross-Site Scripting in Microsoft Office SharePoint

Publication date: 2026-06-09

Last updated on: 2026-06-12

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

Probability:
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Meta Information

Published

2026-06-09

Last Modified

2026-06-12

Generated

2026-06-30

AI Q&A

2026-06-09

EPSS Evaluated

2026-06-28

NVD

CVE-2026-48560

EUVD

EUVD-2026-35583

Affected Vendors & Products

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

KEV

CWE ID	Description
CWE-502	The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
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

Executive Summary

This vulnerability is a type of cross-site scripting (XSS) found in Microsoft Office SharePoint. It occurs because the software does not properly neutralize input during the generation of web pages. This flaw allows an authorized attacker to perform spoofing attacks over a network.

Impact Analysis

The vulnerability can allow an authorized attacker to perform spoofing attacks, which may lead to unauthorized actions or information disclosure. Specifically, it can impact confidentiality and integrity by allowing malicious content to be injected into web pages, potentially misleading users or compromising data.

Compliance Impact

The provided information does not specify how this vulnerability affects compliance with common standards and regulations such as GDPR or HIPAA.

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