Skip to content
EXYS
Back to the CVEs

CVE-2026-108896

9.9, critical

Linksys E1700 Command Injection Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
9.9, critical critical CVSS v3.1
EPSS, next 30 days
2% higher than 82.2% of scored CVEs
Exploitation
No public evidence
Published
12 Oct 20265 days ago

Description

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.

Details

Vendor
Linksys
Product
E1700
Weakness
CWE-77 (opens in a new tab)
Status
Deferred
Updated
13 Oct 2026
Assigner
cna@vuldb.com

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References 6

Other references 6

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Linksys CVEs

Every Linksys CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-108892 Linksys E1700 Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability EPSS 0.6% 10, critical
  • CVE-2026-108893 Linksys E1700 Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability EPSS 0.5% 9.9, critical
  • CVE-2026-108894 Linksys E1700 Command Injection Vulnerability EPSS 2% 9.9, critical
  • CVE-2026-108895 Linksys E1700 Command Injection Vulnerability EPSS 2% 9.9, critical

Beyond this page

Is CVE-2026-108896 in your network?

This page tells you how dangerous CVE-2026-108896 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-108896 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 16 Oct 2026, not the live upstream state.