---
id: CVE-2026-78802
title: >-
  An issue in SKYWORTH DIGITAL CO.,LTD SK-WR6640X Wi-Fi 6 Dual-Band Fiber Router
  (AX1800M) V1.0.3 allows a remote attacker to execute arbitrary code.
summary: >-
  An issue in SKYWORTH DIGITAL CO.,LTD SK-WR6640X Wi-Fi 6 Dual-Band Fiber Router
  (AX1800M) V1.0.3 allows a remote attacker to execute arbitrary code.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-94
published: '2026-10-13'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T19:56:15.773'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78802'
references:
  - url: >-
      https://github.com/PRISMI-Team/VulnDisclos/blob/main/Routers/Skyworth/unauthorized-rce.md
    label: cve@mitre.org
  - url: 'https://www.skyworthdigital.com/'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
epss: 0.00515
epssPercentile: 0.43654
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-10-14T19:24:34.685035Z'
ingestedAt: '2026-10-13T16:35:46.744Z'
---

## Overview

An issue in SKYWORTH DIGITAL CO.,LTD SK-WR6640X Wi-Fi 6 Dual-Band Fiber Router (AX1800M) V1.0.3 allows a remote attacker to execute arbitrary code.

## Remediation

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