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CVE-2026-11732— Insufficient input validation vulnerability exists in website blocking feature of certain NETGEAR RAX/CAX series models

Quick assessment

Affected
NETGEAR CAX30
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

所列 NETGEAR 路由器型号的“网站屏蔽”（Block Sites）功能中存在输入验证不足的安全漏洞。具备网络相邻访问权限的攻击者（例如拥有 Wi-Fi 凭证）可利用此漏洞在路由器上执行未经授权的命令。该漏洞可能影响受影响路由器的机密性、完整性和可用性。请注意，此漏洞仅在启用“网站屏蔽”功能时存在。

CVSS 8.8 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProduct Version RangeStatus
NETGEAR CAX30 < V2.3.4.12 affected
NETGEAR RAX30 < V1.0.14.108 affected
NETGEAR RAX5 < V1.0.5.34 affected
NETGEAR RAXE300 < V1.0.10.72 affected
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I. Basic Information for CVE-2026-11732

Vulnerability Information
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Vulnerability Title
Insufficient input validation vulnerability exists in website blocking feature of certain NETGEAR RAX/CAX series models
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NETGEAR CAX30 0 ~ V2.3.4.12 -
NETGEAR RAX30 0 ~ V1.0.14.108 -
NETGEAR RAX5 0 ~ V1.0.5.34 -
NETGEAR RAXE300 0 ~ V1.0.10.72 -

II. Public POCs for CVE-2026-11732

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III. Intelligence Information for CVE-2026-11732

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Vendor Pages for CVE-2026-11732 (4)

Same Patch Batch · NETGEAR · 2026-10-13 · 6 CVEs total

CVE-2026-11731 8.8 HIGH Authentication Bypass Vulnerability in Certain NETGEAR RAX Series Models
CVE-2026-11730 5.4 MEDIUM Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models
CVE-2026-9218 4.5 MEDIUM Insufficient input validation vulnerability in Certain NETGEAR routers allows unauthorized
CVE-2026-107917 4.5 MEDIUM Insufficient input validation vulnerability in NETGEAR R7300 router
CVE-2026-107918 4.5 MEDIUM Insufficient input validation vulnerability in NETGEAR R7300

IV. Related Vulnerabilities

Same product: CAX30
Same vendor: NETGEAR
Same weakness: CWE-20

V. Comments for CVE-2026-11732

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