CVE-2026-0404

Insufficient input validation in NETGEAR Orbi routers

4.8 Medium

An insufficient input validation vulnerability in NETGEAR Orbi devices' DHCPv6 functionality allows network adjacent attackers authenticated over WiFi or on LAN to execute OS command injections on the router. DHCPv6 is not enabled by default.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.06%Up 0.6 points since Jan 14, 2026

What each source reports

CVE List Score used 4.8

Insufficient input validation in NETGEAR Orbi routers

Record: CVE-2026-0404
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
Weakness: CWE-20
Updated: 2026-11-02

EUVDEUVD-2026-2224 4.8

Record: EUVD-2026-2224
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
Updated: 2026-11-02

GitHub AdvisoriesGHSA-jvf4-gm9f-33g9 4.8

An insufficient input validation vulnerability in NETGEAR Orbi devices' DHCPv6 functionality...

Record: GHSA-jvf4-gm9f-33g9
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/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:M/U:Amber
CVSS 3.1: 8.0 HighCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-20
Updated: 2026-11-02

NVD 4.8

Record: CVE-2026-0404
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/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:M/U:Amber
CVSS 3.1: 8.0 HighCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-20
Updated: 2026-11-02

Affected products

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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-2026-0404 is a medium vulnerability (CVSS 4.8) in Netgear Rbr750, published January 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 64th percentile. No source names a fixed version.

References

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