Home/CVE/Improper verification of cryptographic signature in the installer for Zoom Workplace VDI Client for Windows may allow an
CVE

CVE-2025-64740

Improper verification of cryptographic signature in the installer for Zoom Workplace VDI Client for Windows may allow an

Improper verification of cryptographic signature in the installer for Zoom Workplace VDI Client for Windows may allow an authenticated user to conduct an escalation of privilege via local access.

HIGH · CVSS 7.5 EPSS 8e-05
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-347Improper Verification of Cryptographic Signature
▤

Affected Products & Versions

2
zoom workplace virtual desktop infrastructure< 6.3.14
zoom workplace virtual desktop infrastructure>= 6.4.10 and < 6.4.12
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security@zoom.us
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Nov 2025 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.zoom.com/en/trust/security-bulletin/ZSB-25042Vendor Advisory
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