CVE-2026-124194
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Microsoft Outlook UI Spoofing Vulnerability

Publication date: 2026-11-10

Last updated on: 2026-11-10

Assigner: Microsoft Corporation

Description
Product ui does not warn user of unsafe actions in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

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Meta Information

Published
2026-11-10
Last Modified
2026-11-10
Generated
2026-11-10
AI Q&A
2026-11-10
EPSS Evaluated
N/A
NVD
CVE-2026-124194
EUVD
EUVD-2026-122310

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-356 The product's user interface does not warn the user before undertaking an unsafe action on behalf of that user. This makes it easier for attackers to trick users into inflicting damage to their system.

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Executive Summary

This vulnerability involves Microsoft Office Outlook's user interface failing to warn users about unsafe actions. An attacker can exploit this to perform spoofing attacks over a network, potentially deceiving users into taking harmful actions.

Impact Analysis

An attacker could trick you into believing a malicious email or action is legitimate, leading to data breaches, unauthorized access, or other security compromises. The lack of warnings increases the risk of falling victim to such attacks.

Mitigation Strategies

Apply the latest security updates from Microsoft for Microsoft Office Outlook and related applications to address the UI spoofing vulnerability.

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