CVE-2026-15757 - Vulnerability Details - OpenCVE

A security flaw was discovered in the NETGEAR DGND3700v1 that could allow someone on the same local WiFi network to send unauthorized commands to the device. 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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

References

Link	Providers
https://kb.netgear.com/000070859/July-2026-NETGEAR-Security-Advisory
https://www.netgear.com/support/product/dgnd3700v1

History

Wed, 15 Jul 2026 17:00:00 +0000

Type	Values Removed	Values Added
References		https://kb.netgear.com/000070859/July-2026-NETGEAR-Security-Advisory

Wed, 15 Jul 2026 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 14 Jul 2026 18:15:00 +0000

Type	Values Removed	Values Added
Description		A security flaw was discovered in the NETGEAR DGND3700v1 that could allow someone on the same local WiFi network to send unauthorized commands to the device. 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 DGND3700v1 modem router
Weaknesses		CWE-20
References		https://www.netgear.com/support/product/dgnd3700v1
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'}`

MITRE

Status: PUBLISHED

Assigner: NETGEAR

Published: 2026-07-14T17:46:15.979Z

Updated: 2026-07-15T16:50:16.246Z

Reserved: 2026-07-14T16:28:54.296Z

Link: CVE-2026-15757

Vulnrichment

Updated: 2026-07-15T14:02:47.515Z

NVD

No data.

Redhat

No data.

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