CVE-2026-53407

Unauthenticated Privilege Escalation via Improper Authorization in Zoom Workplace URL Scheme

Published Jun 12, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Unauthenticated Privilege Escalation via Improper Authorization in Zoom Workplace URL Scheme
First Time appeared Zoom Communications
Zoom Communications zoom Workplace
Vendors & Products Zoom Communications
Zoom Communications zoom Workplace
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Weaknesses CWE-939
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Zoom
Published
Updated
Jun 16, 2026, 3:55 AM
Reserved
Jun 9, 2026, 10:12 AM
Status
Analyzed
Published
Jun 12, 2026, 7:16 PM
Modified
Oct 25, 2026, 11:10 PM