CVE-2026-11738: Insufficient input validation in certain NETGEAR Nighthawk routers allows administrators to tamper with the device.

Published Aug 11, 2026
·
Updated

Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification to router software and functionality.

Affected Software

1 affected component
Netgear Nighthawk routers

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade NETGEAR Nighthawk R7000 (EoS) to a version that resolves this vulnerability.

    Fixed in R7000 (EoS)
  2. Upgrade

    Upgrade NETGEAR Nighthawk AX12 12-Stream AXE11000 Tri-Band WiFi 6E Router V1.2.14.114 to a version that resolves this vulnerability.

    Fixed in V1.2.14.114
  3. Upgrade

    Upgrade NETGEAR Nighthawk BE19000 WiFi 7 Tri-Band Router to a version that resolves this vulnerability.

    Fixed in V1.0.7.66
  4. Compensating control

    Retire devices marked (EoS) that have reached End-of-Support phase (e.g., R7000) and upgrade to a newer NETGEAR device for continued security support, since no security updates are planned.

Event History

Aug 11, 2026
CVE Published
via MITRE·03:06 PM
Data Sourced
via MITRE·03:06 PM
RemedyDescriptionWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-11738?

CVE-2026-11738 has a risk score of 44, indicating a moderate severity level.

2

How do I fix CVE-2026-11738?

To address CVE-2026-11738, ensure that your NETGEAR Nighthawk router firmware is updated to the latest version provided by NETGEAR.

3

What devices are affected by CVE-2026-11738?

CVE-2026-11738 affects specific models of NETGEAR Nighthawk routers including the R7000, RS700, and RAXE500.

4

What type of vulnerability is CVE-2026-11738?

CVE-2026-11738 is classified as an input validation vulnerability.

5

Can unauthorized users exploit CVE-2026-11738?

CVE-2026-11738 requires authenticated administrator access on the local network, so unauthorized users cannot exploit it without valid credentials.

Contact

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