BaseFortify

Publication date: 2025-11-11

Last updated on: 2025-11-17

Assigner: Microsoft Corporation

Description

Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-11-11

Last Modified

2025-11-17

Generated

2026-07-06

AI Q&A

2025-11-11

EPSS Evaluated

2026-07-05

NVD

CVE-2025-59240

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	365_apps	*
microsoft	excel	2016
microsoft	excel	2016
microsoft	office	2019
microsoft	office	2019
microsoft	office_long_term_servicing_channel	2021
microsoft	office_long_term_servicing_channel	2021
microsoft	office_long_term_servicing_channel	2024
microsoft	office_long_term_servicing_channel	2024

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

This vulnerability in Microsoft Office Excel allows an unauthorized attacker to locally disclose sensitive information by exposing it to someone who should not have access.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive information on a local system, potentially compromising confidentiality without affecting integrity or availability.

Compliance Impact

This vulnerability could negatively impact compliance with standards and regulations that require protection of sensitive information, such as GDPR and HIPAA, due to the risk of unauthorized data disclosure.

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