CVE-2026-30900 Zoom Workplace Clients for Windows - Improper Check
An authenticated local user can escalate privileges due to improper minimum version checks in the Zoom Workplace Windows client update functionality.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-30900?
CVE-2026-30900 is a high-severity vulnerability in Zoom Meeting Software Development Kit, published on 11 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper Check of minimum version in update functionality of certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access.
Weakness: CWE-754
Which versions are affected by CVE-2026-30900?
It affects 3 products.
Products include Zoom Meeting Software Development Kit, Zoom Workplace Desktop, Zoom Workplace Virtual Desktop Infrastructure.
How do I fix CVE-2026-30900?
No fix has been published for CVE-2026-30900 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-30900 being exploited?
There is no known exploitation of CVE-2026-30900 in the wild and no public exploit code.
Other vulnerabilities in Zoom Meeting Software Development Kit
- CVE-2025-49457 Zoom Clients for Windows - Untrusted Search Path
- CVE-2024-24691 Privilege escalation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows
- CVE-2025-30663 Zoom Workplace Apps - Time-of-check Time-of-use
- CVE-2025-0147 Zoom Workplace App for Linux - Type Confusion
- CVE-2023-49647 Zoom Desktop Client for Windows - Improper Access Control
Sources
Also known as GHSA-gm6c-gr8h-r4hg.