CVE-2026-11732

An insufficient input validation vulnerability exists in the website blocking feature of certain NETGEAR RAX/CAX series models

Published Oct 13, 2026 CVSS 4.0 · 6.3 Medium EPSS < 1% KEV · Not listed
Description
An insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker with access to the local network (such as through Wi-Fi credentials) to run unauthorized commands on the router. This vulnerability could affect the confidentiality, integrity, and availability of the affected router. It applies only when the Block Sites feature is turned on.

Remediation

Vendor Solution

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: ProductFixed VersionCAX30 Nighthawk AX6 6-Stream WiFi 6 Cable Modem Router V2.3.4.12 https://www.netgear.com/support/product/cax30/ RAX30 Nighthawk AX5 5-Stream AX2400 WiFi 6 Router V1.0.14.108 https://www.netgear.com/support/product/rax30/ RAX5 4-Stream AX1600 WiFi 6 Router V1.0.5.34 https://www.netgear.com/support/product/rax5/ RAXE300 Nighthawk AXE7800 Tri-Band WiFi 6E Router V1.0.10.72 https://www.netgear.com/support/product/raxe300/ Models marked (EoS) have reached End-of-Support phase, and no security updates are planned. NETGEAR strongly recommends that you retire these devices and upgrade to a newer NETGEAR device for continued security support.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description An insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker having network access (such as WiFi credentials) to run unauthorized commands on the router. This vulnerability could affect the confidentiality, integrity, and availability of the affected router. It applies only when the Block Sites feature is turned on. An insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker with access to the local network (such as through Wi-Fi credentials) to run unauthorized commands on the router. This vulnerability could affect the confidentiality, integrity, and availability of the affected router. It applies only when the Block Sites feature is turned on.
Title Insufficient input validation vulnerability exists in website blocking feature of certain NETGEAR RAX/CAX series models An insufficient input validation vulnerability exists in the website blocking feature of certain NETGEAR RAX/CAX series models
Type Values Removed Values Added
First Time appeared Netgear
Netgear cax30
Netgear rax30
Netgear rax5
Netgear raxe300
Vendors & Products Netgear
Netgear cax30
Netgear rax30
Netgear rax5
Netgear raxe300
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker having network access (such as WiFi credentials) to run unauthorized commands on the router. This vulnerability could affect the confidentiality, integrity, and availability of the affected router. It applies only when the Block Sites feature is turned on.
Title Insufficient input validation vulnerability exists in website blocking feature of certain NETGEAR RAX/CAX series models
Weaknesses CWE-20
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NETGEAR
Published
Updated
Nov 13, 2026, 6:43 AM
Reserved
Jun 9, 2026, 2:46 AM
Status
Awaiting Analysis
Published
Oct 13, 2026, 3:17 PM
Modified
Nov 13, 2026, 7:17 AM