CVE-2026-107918

Insufficient input validation vulnerability in NETGEAR R7300

Published Oct 13, 2026 CVSS 4.0 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Insufficient input validation vulnerability in the LAN Setup feature of NETGEAR R7300 router allows authenticated administrators connected to the local network to perform unauthorized actions on the router.This issue was identified through testing in a controlled research environment using a simulated version of the router's software and has not been confirmed on physical production devices.

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 VersionR7300DST (EoS) Nighthawk AC1900 DST Router & AdapterWon't Fix 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
First Time appeared Netgear
Netgear r7300dst
Vendors & Products Netgear
Netgear r7300dst
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N'}

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Insufficient input validation vulnerability in the LAN Setup feature of NETGEAR R7300 router allows authenticated administrators connected to the local network to perform unauthorized actions on the router.This issue was identified through testing in a controlled research environment using a simulated version of the router's software and has not been confirmed on physical production devices.
Title Insufficient input validation vulnerability in NETGEAR R7300
Weaknesses CWE-20
References
Metrics cvssV4_0

{'score': 4.3, 'vector': '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/V:D/RE:L/U:Amber'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NETGEAR
Published
Updated
Oct 16, 2026, 2:31 PM
Reserved
Oct 9, 2026, 5:39 AM
Status
Awaiting Analysis
Published
Oct 13, 2026, 3:17 PM
Modified
Oct 16, 2026, 3:17 PM