High severity · published Jul 16, 2026
CVE-2026-53411
Zoom Workplace VDI Plugin for Windows - Improper Input Validation
7.0
CVSS
0.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZW
Zoom Workplace VDI Plugin · Zoom Communications
before 6.6.14 · source: vendor
WV
Workplace Virtual Desktop Infrastructure · Zoom
before 6.6.14 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-53411
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-53411
Vendor Advisory
https://www.zoom.com/en/trust/security-bulletin/zsb-26013
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External Control of File Name or Path in the Zoom Workplace VDI Plugin Windows Universal Installer before version 6.6.11 may allow an authenticated user to conduct an escalation…