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THREAT INTELLIGENCE

Zoom Client Patch Updates for Cross-Platform Vulnerabilities

Affected Environment

Zoom Rooms for Windows (pre-7.0.0), Zoom Workplace VDI Plugin for Windows (6.6.10), and Zoom Workplace for iOS (pre-7.0.0).

Threat Overview

Three CVEs covering untrusted search path, external file path control (privilege escalation), and protection mechanism failure (info disclosure).

Exposure Timeline

Disclosed 12–13 May 2026; no active exploitation reported; auto-update available; classified as Informative Cyber Alert.

Attack Surface

Local Windows installer paths, Windows VDI plugin installer, and physical access to locked iOS devices running Zoom Workplace.

Technical Root Cause

Untrusted search path in Windows installer, external control of file name or path in VDI plugin, and protection mechanism failure in iOS app.

Exploitation Pathway

Authenticated local attacker manipulates installer paths or VDI file references; physical attacker accesses iOS device directly.

Operational Impact

Privilege escalation on Windows endpoints and information disclosure from iOS devices running affected Zoom versions.

Strategic Impact

Low-to-high severity; primarily affects locally accessible systems; informative alert as auto-updates are available.

Required Mitigation

Update Zoom Rooms to 7.0.0, VDI Plugin to 6.6.11, and Zoom Workplace iOS to 7.0.0 immediately.

Incident Response Guidance

Inventory Zoom installations, enable auto-update, block unpatched versions from sensitive networks, apply least privilege principles.

References

Zoom Security Bulletins: ZSB-26006, ZSB-26007, ZSB-26008. CVEs: CVE-2026-30904, CVE-2026-30905, CVE-2026-30906.

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