What is CVE-2026-0406?

CVE-2026-0406 is a high-severity vulnerability in NETGEAR Xr1000v2, classified under Improper Input Validation. CVSS score: 8.0/10. Published 2026-01-13.

How severe is CVE-2026-0406?

High severity. CVSS v3 base score is 8.0 out of 10.

Improper input validation in NETGEAR Xr1000v2

CVE-2026-0406

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

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2026-01-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (14.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

NETGEAR Xr1000v2 — versions 0
NETGEAR Xr1000v2 Firmware

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

a2826606-91e7-4eb6-899e-8484bd4575d5 (Product, product, Patch, patch)
a2826606-91e7-4eb6-899e-8484bd4575d5 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-0406?: CVE-2026-0406 is a high-severity vulnerability in NETGEAR Xr1000v2, classified under Improper Input Validation. CVSS score: 8.0/10. Published 2026-01-13.
How severe is CVE-2026-0406?: High severity. CVSS v3 base score is 8.0 out of 10.