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

Quick assessment

Affected
NETGEAR R7000
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.

NETGEAR r7000是美国NETGEAR公司的一款高性能双频无线路由器。 NETGEAR R7000存在输入验证错误漏洞，该漏洞源于输入验证不足，可能导致已认证的管理员通过本地网络对路由器软件和功能进行未授权修改。

CVSS 4.3 · Medium EPSS 0.27% · P17

Affected Version Matrix 3

VendorProduct Version RangeStatus
NETGEAR R7000 < * affected
NETGEAR RAXE500 < V1.2.14.114 affected
NETGEAR RS700 < V1.0.7.66 affected
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I. Basic Information for CVE-2026-11738

Vulnerability Information
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Vulnerability Title
Insufficient input validation in certain NETGEAR Nighthawk routers allows administrators to tamper with the device.
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS: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
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
NETGEAR R7000 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NETGEAR r7000是美国NETGEAR公司的一款高性能双频无线路由器。 NETGEAR R7000存在输入验证错误漏洞，该漏洞源于输入验证不足，可能导致已认证的管理员通过本地网络对路由器软件和功能进行未授权修改。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NETGEAR R7000 0 ~ * -
NETGEAR RAXE500 0 ~ V1.2.14.114 -
NETGEAR RS700 0 ~ V1.0.7.66 -

II. Public POCs for CVE-2026-11738

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III. Intelligence Information for CVE-2026-11738

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Vendor Advisories for CVE-2026-11738 (1)

Vendor Pages for CVE-2026-11738 (3)

Same Patch Batch · NETGEAR · 2026-08-11 · 9 CVEs total

CVE-2026-11814 4.9 MEDIUM Command injection vulnerability in certain NETGEAR Nighthawk and Orbi routers
CVE-2026-11739 4.9 MEDIUM Command injection vulnerability in some NETGEAR Nighthawk devices
CVE-2026-11737 4.3 MEDIUM Some NETGEAR Nighthawk devices allow administrators to tamper with the device
CVE-2026-9214 4.3 MEDIUM Insufficient input validation in NETGEAR R7000 router allows administrators to tamper with
CVE-2026-11735 1.9 LOW Stack-based buffer overflow vulnerability in some NETGEAR Nighthawk models
CVE-2026-11736 1.9 LOW Stack-based buffer overflow vulnerability in some NETGEAR Nighthawk routers
CVE-2026-11734 1.1 LOW Device administrator can interrupt the normal operation of some NETGEAR Nighthawk devices.
CVE-2026-11733 1.1 LOW Buffer overflow vulnerability in some NETGEAR Nighthawk routers

IV. Related Vulnerabilities

Same product: R7000
Same vendor: NETGEAR
Same weakness: CWE-20

V. Comments for CVE-2026-11738

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