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CVE-2026-40066

| EUVD-2026-23494 HIGH
Download of Code Without Integrity Check (CWE-494)
2026-04-17 icscert
8.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

5
Re-analysis Queued
Apr 17, 2026 - 20:22 vuln.today
cvss_changed
Analysis Generated
Apr 17, 2026 - 20:07 vuln.today
EUVD ID Assigned
Apr 17, 2026 - 19:45 euvd
EUVD-2026-23494
Analysis Generated
Apr 17, 2026 - 19:45 vuln.today
CVE Published
Apr 17, 2026 - 19:43 nvd
HIGH 8.8

DescriptionNVD

Anviz CX2 Lite and CX7 are vulnerable to unverified update packages that can be uploaded. The device unpacks and executes a script resulting in unauthenticated remote code execution.

AnalysisAI

Remote code execution in Anviz CX2 Lite and CX7 access control devices allows authenticated attackers to upload malicious firmware update packages that execute arbitrary scripts without verification. Reported by ICS-CERT, targeting physical access control systems commonly deployed in enterprise and critical infrastructure environments. …

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RemediationAI

Within 24 hours: Inventory all Anviz CX2 Lite and CX7 devices in production and document network connectivity; restrict administrative access to these devices to essential personnel only and enforce strong password requirements. Within 7 days: Implement network segmentation to isolate affected access control devices from general IT infrastructure; disable remote administration features if operationally feasible; deploy enhanced monitoring for unexpected firmware modifications or administrative logins. …

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CVE-2026-40066 vulnerability details – vuln.today

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