---
id: CVE-2026-31927
title: "Anviz CX7 Firmware\_is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files (e.g., /etc/shadow), enabling unauthorized SSH access when combined with debug‑setting changes."
summary: "Anviz CX7 Firmware\_is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files (e.g., /etc/shadow), enabling unauthorized SSH access when combined with debug‑setting changes."
severity: medium
cvss: 4.9
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N'
cwe:
  - CWE-23
vendor: anviz
product: cx7_firmware
affected:
  - cx7_firmware
published: '2026-04-17'
updated: '2026-07-10'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-31927'
references:
  - url: >-
      https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.json
    label: ics-cert@hq.dhs.gov
  - url: 'https://www.anviz.com/contact-us.html'
    label: ics-cert@hq.dhs.gov
  - url: 'https://www.cisa.gov/news-events/ics-advisories/icsa-26-106-03'
    label: ics-cert@hq.dhs.gov
tags:
  - nvd
epss: 0.00515
epssPercentile: 0.41282
ingestedAt: '2026-07-11T00:08:15.474Z'
---

## Overview

Anviz CX7 Firmware is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files (e.g., /etc/shadow), enabling unauthorized SSH access when combined with debug‑setting changes.

## Affected

- `cx7_firmware`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.