CVE-2026-53408
Analyzed Analyzed - Analysis Complete

Improper Authorization in Zoom Workplace Mobile Apps

Publication date: 2026-06-12

Last updated on: 2026-06-16

Assigner: Zoom Video Communications, Inc.

Description
Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.

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Meta Information

Published
2026-06-12
Last Modified
2026-06-16
Generated
2026-07-03
AI Q&A
2026-06-12
EPSS Evaluated
2026-07-01
NVD
CVE-2026-53408
EUVD
EUVD-2026-36523

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
zoom workplace to 7.0.4 (exc)
zoom workplace to 7.0.3 (exc)
zoom meeting_software_development_kit to 7.0.4 (exc)
zoom meeting_software_development_kit to 7.0.3 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-939 The product uses a handler for a custom URL scheme, but it does not properly restrict which actors can invoke the handler using the scheme.

Attack-Flow Graph

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Executive Summary

This vulnerability is an improper authorization issue in the handler for a custom URL scheme in Zoom Workplace versions before 7.0.4 on Android and before 7.0.3 on iOS. It may allow an unauthenticated user to escalate their privileges via network access.

Impact Analysis

The vulnerability can allow an unauthenticated attacker to escalate their privileges, potentially gaining higher access rights than intended. This could lead to unauthorized access to sensitive information or functionality within the Zoom Workplace application.

Mitigation Strategies

To mitigate this vulnerability, users should update Zoom Workplace mobile clients to the latest versions.

  • Update Android Zoom Workplace to version 7.0.4 or later.
  • Update iOS Zoom Workplace to version 7.0.3 or later.

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