CVE-2026-97014

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Read in Microsoft Office Excel

Publication date: 2026-10-13

Last updated on: 2026-10-14

Assigner: Microsoft Corporation

Description

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVSS Scores

EPSS Scores

Probability:
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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-2026-97014

EUVD

EUVD-2026-99807

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	365_apps	*
microsoft	365_apps	*
microsoft	office_2021	*
microsoft	office_2021	*
microsoft	office_2024	*
microsoft	office_2024	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out-of-bounds read in Microsoft Office Excel. It allows an unauthorized attacker to access and disclose information stored locally on a system by exploiting how Excel processes certain data.

Impact Analysis

An attacker could exploit this to read sensitive data from your system, such as files or memory contents, potentially leading to unauthorized information disclosure. This requires local access but does not need elevated privileges.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, which may violate GDPR or HIPAA if sensitive personal or health information is disclosed. Organizations must address it to maintain compliance with data protection requirements.

Mitigation Strategies

Apply the latest security updates from Microsoft for Microsoft Office Excel and related products listed in the CPEs to patch the out-of-bounds read vulnerability.

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