CVE-2026-62882

Analyzed Analyzed - Analysis Complete

Microsoft Outlook Credential Spoofing Vulnerability

Publication date: 2026-08-11

Last updated on: 2026-08-14

Assigner: Microsoft Corporation

Description

Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-11

Last Modified

2026-08-14

Generated

2026-08-31

AI Q&A

2026-08-12

EPSS Evaluated

2026-08-30

NVD

CVE-2026-62882

EUVD

EUVD-2026-56723

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	365_apps	*
microsoft	365_apps	*
microsoft	outlook	2016
microsoft	outlook	2016
microsoft	office_2019	*
microsoft	office_2019	*
microsoft	office_2021	*
microsoft	office_2021	*
microsoft	office_2024	*
microsoft	office_2024	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-522	The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.

Attack-Flow Graph

Executive Summary

This vulnerability involves insufficiently protected credentials in Microsoft Office Outlook, allowing an unauthorized attacker to perform spoofing over a network. This means an attacker could impersonate a legitimate user or system to deceive others.

Detection Guidance

The provided CVE data does not include specific detection methods or commands for identifying this vulnerability on a network or system. Microsoft's official advisory should be consulted for detection guidance.

Impact Analysis

An attacker could exploit this to trick users into revealing sensitive information or performing actions under false pretenses. It may lead to unauthorized access or data breaches if credentials are compromised.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, which may violate compliance requirements under GDPR or HIPAA. Organizations must address it to maintain data protection standards.

Mitigation Strategies

Apply the latest security updates from Microsoft for Office Outlook to address insufficiently protected credentials. Monitor Microsoft's official security advisories for patches and follow their recommended mitigation steps.

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