CVE-2026-97782

Analyzed Analyzed - Analysis Complete

Tampering Vulnerability in Microsoft Office SharePoint

Publication date: 2026-10-13

Last updated on: 2026-10-14

Assigner: Microsoft Corporation

Description

Observable discrepancy in Microsoft Office SharePoint allows an authorized attacker to perform tampering over a network.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-13

Last Modified

2026-10-14

Generated

2026-10-19

AI Q&A

2026-10-14

EPSS Evaluated

2026-10-18

NVD

CVE-2026-97782

EUVD

EUVD-2026-99832

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	sharepoint_server	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-203	The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability in Microsoft Office SharePoint allows an authorized attacker to tamper with data over a network by exploiting an observable discrepancy in the system.

Impact Analysis

An attacker could modify sensitive data or configurations, leading to data integrity issues, unauthorized changes, or potential data breaches if exploited.

Compliance Impact

This vulnerability could compromise data integrity, which is critical for compliance with GDPR (data accuracy) and HIPAA (data integrity and security). Exploitation may lead to non-compliance and regulatory penalties.

Mitigation Strategies

Apply the latest security updates from Microsoft for SharePoint as soon as possible to address the tampering vulnerability.

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