CVE-2026-0406: Insufficient input validation in NETGEAR Nighthawk router XR1000v2

Published Jan 13, 2026
·
Updated

An insufficient input validation vulnerability in the NETGEAR XR1000v2 allows attackers connected to the router's LAN to execute OS command injections.

Affected Software

4 affected components
Netgear XR1000v2
Netgear Nighthawk XR1000v2
All of the following
Netgear Xr1000v2 Firmware<1.1.2.34
Netgear XR1000v2

Remediation

Information

Devices with automatic updates enabled may already have this patch applied. If not, please check the firmware version and update it to the latest. Fixed in: XR1000v2 Firmware v1.1.2.34 or later https://www.netgear.com/support/product/xr1000v2

Patch Available

https://kb.netgear.com/000070442/January-2026-NETGEAR-Security-Advisory

Patch Available

https://www.netgear.com/support/product/xr1000v2

Event History

Jan 13, 2026
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·04:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-0406?

CVE-2026-0406 has a medium severity due to the potential for OS command injection by attackers on the local network.

2

How do I fix CVE-2026-0406?

To fix CVE-2026-0406, update your NETGEAR Nighthawk XR1000v2 router to the latest firmware release provided by NETGEAR.

3

Who is affected by CVE-2026-0406?

CVE-2026-0406 affects users of the NETGEAR Nighthawk router XR1000v2 connected to their local network.

4

What are the risks associated with CVE-2026-0406?

The risks associated with CVE-2026-0406 include unauthorized access and execution of arbitrary commands on the router, potentially compromising network security.

5

Is there a workaround for CVE-2026-0406?

Currently, there are no specific workarounds for CVE-2026-0406 other than applying the latest firmware update from NETGEAR.

Company

Resources

Contact

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