CVE-2026-11737

Some NETGEAR Nighthawk devices allow administrators to tamper with the device

4.3 Medium

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

Attack profile

How easy it is to exploit

Attack vector: Adjacent network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

0.33%Up 0.1 points since Aug 12, 2026

What each source reports

CVE List Score used 4.3

Some NETGEAR Nighthawk devices allow administrators to tamper with the device

Record: CVE-2026-11737
CVSS 4.0: 4.3 MediumCVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:L/U:Amber
Weakness: CWE-20
Updated: 2026-11-02

EUVDEUVD-2026-56189 4.3

Record: EUVD-2026-56189
CVSS 4.0: 4.3 MediumCVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:L/U:Amber
Updated: 2026-11-02

GitHub AdvisoriesGHSA-h63q-877w-c3r8 4.3

Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated...

Record: GHSA-h63q-877w-c3r8
CVSS 4.0: 4.3 MediumCVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:L/U:Amber
CVSS 3.1: 4.5 MediumCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-20
Updated: 2026-11-02

NVD 4.3

Record: CVE-2026-11737
CVSS 4.0: 4.3 MediumCVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:L/U:Amber
CVSS 3.1: 4.5 MediumCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-20
Updated: 2026-11-02

Affected products

Show 14 moreShow less

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-11737 is a medium vulnerability (CVSS 4.3) in Netgear Rax20, published August 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. No source names a fixed version.

References

Show 8 moreShow less