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Spoofing Vulnerability in Windows Shell

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: CRITICAL

Software Affected

Windows Shell from 10.0.14393.9060 after 10.0.14393.0

Overview

Windows Shell Spoofing is a vulnerability component of Microsoft Windows allows an attacker to perform spoofing on targeted system.

Target Audience:

All-end user organization and individuals using Microsoft Windows Shell.

Risk Assessment:

High risk of unauthorized attacker to perform spoofing.

Impact Assessment:

Potentially executing malicious code, leading to malware infection, data compromise, or unauthorized system access.

Description

The Microsoft Windows Shell is the primary graphical user interface subsystem of the Microsoft Windows responsible for managing and rendering core UI components such as desktop, taskbar and File Explorer. It exposes APIs and COM interfaces for extending shell functionality and integrating application system.

The vulnerability exits in Microsoft Windows Shell manipulates and displays malicious files to appear as legitimate manipulating with the file extensions or icons are displayed. This allows an unauthorized attacker to execute malicious files leading to potential system compromise.

Solution

Apply appropriate updates as mentioned by the vendor:

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32202

References

 

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32202

CVE Name

CVE-2026-32202

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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