Unauthenticated Remote Code Execution via Update in Anviz CX2/CX

Publication date: 2026-04-17

Last updated on: 2026-05-04

Assigner: ICS-CERT

Description

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.

CVSS Scores

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Meta Information

Published

2026-04-17

Last Modified

2026-05-04

Generated

2026-07-06

AI Q&A

2026-04-17

EPSS Evaluated

2026-07-05

NVD

CVE-2026-40066

EUVD

EUVD-2026-23494

Affected Vendors & Products

Vendor	Product	Version / Range
anviz	cx7_firmware	*
anviz	cx2_lite_firmware	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-494	The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.

Attack-Flow Graph

Executive Summary

The vulnerability affects Anviz CX2 Lite and CX7 devices, allowing unverified update packages to be uploaded. When such a package is uploaded, the device unpacks and executes a script contained within it without verifying its authenticity. This leads to unauthenticated remote code execution on the device.

Impact Analysis

This vulnerability can have severe impacts as it allows an attacker to remotely execute code on the affected devices without authentication. This could lead to unauthorized control over the device, potential data breaches, disruption of device functionality, and compromise of the overall security of the system where these devices are deployed.

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