---
id: CVE-2026-108896
title: A vulnerability was found in Linksys E1700 1.0.0.4.003
summary: >-
  A vulnerability was found in Linksys E1700 1.0.0.4.003. This affects the
  function setLinksysIpv6 of the file /goform/setLinksysIpv6. The manipulation
  of the argument _6rd_prefix/_6rd_prefix_len results in os command injection.
  The attack…
severity: critical
cvss: 9.9
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-77
  - CWE-78
vendor: Linksys
product: E1700
affected:
  - E1700 1.0.0.4.003
published: '2026-10-12'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T16:17:39.187'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-108896'
references:
  - url: 'https://github.com/wudipjq/my_vuln/blob/main/Linksys3/vuln_70/70.md'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-108896'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/973115'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416683'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416683/cti'
    label: cna@vuldb.com
  - url: 'https://www.linksys.com/'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.02202
epssPercentile: 0.82591
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-15T14:54:47.138428Z'
ingestedAt: '2026-10-12T15:55:08.157Z'
---

## Overview

A vulnerability was found in Linksys E1700 1.0.0.4.003. This affects the function setLinksysIpv6 of the file /goform/setLinksysIpv6. The manipulation of the argument _6rd_prefix/_6rd_prefix_len results in os command injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

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