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Multiple Vulnerabilities in Zoom Products

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

Severity Rating: CRITICAL

Software Affected

Zoom Workplace (all supported platforms) before versions 7.1.5 and 7.0.6 in their respective branches

Zoom Workplace VDI Client for Windows before versions 7.0.11 and 6.6.16 in their respective branches

Zoom Workplace VDI Plugin for Windows before versions 7.0.11 and 6.6.16 in their respective branches

Zoom Rooms (all supported platforms) before version 7.1.5

Zoom Meeting SDK (all supported platforms) before version 7.1.5

Zoom Video SDK all supported platforms before version 2.6.5

Overview

Multiple vulnerabilities have been reported in Zoom products that could allow a remote attacker to execute arbitrary code, cause a denial of service (DoS), and gain access to sensitive information on the targeted system.

Target Audience:

All end-user organisations and individuals using the affected versions of Zoom applications.

Risk Assessment:

High risk of remote code execution, denial of service, and unauthorized information disclosure.

Impact Assessment:

Potential for complete compromise.

Description

Zoom is a communications platform that provides video conferencing, team chat, and other collaboration services for individuals and organisations.

Multiple vulnerabilities exist in Zoom products due to memory corruption and path traversal issues.

Successful exploitation of these vulnerabilities could allow an attacker to execute remote code, cause a denial of service (DoS), and perform information disclosure on targeted systems.

Solution

Apply appropriate updates as mentioned by the vendor:

https://www.zoom.com/en/trust/security-bulletin/zsb-26015/

https://www.zoom.com/en/trust/security-bulletin/zsb-26016/

https://www.zoom.com/en/trust/security-bulletin/zsb-26017/

https://www.zoom.com/en/trust/security-bulletin/zsb-26018/

Vendor Information

Zoom

https://www.zoom.com/en/trust/security-bulletin/

References

Zoom

https://www.zoom.com/en/trust/security-bulletin/zsb-26015/

https://www.zoom.com/en/trust/security-bulletin/zsb-26016/

https://www.zoom.com/en/trust/security-bulletin/zsb-26017/

https://www.zoom.com/en/trust/security-bulletin/zsb-26018/

CVE Name

CVE-2026-53413

CVE-2026-53414

CVE-2026-53415

CVE-2026-53416

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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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