Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-15757

Severity CVSS v4.0:
MEDIUM
Type:
CWE-20 Input Validation
Publication date:
14/07/2026
Last modified:
14/07/2026

Description

A security flaw was discovered in the NETGEAR DGND3700v1 that could<br /> allow someone on the same local WiFi network to send unauthorized commands to<br /> the device.<br /> <br /> <br /> <br /> This issue was identified through testing in a controlled research<br /> environment using a simulated version of the router&amp;#39;s software and has not been<br /> confirmed on physical production devices.

Impact

Vector 4.0
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 CVSS v4.0 Severity and Metrics:

Base Score: 6.30 MEDIUM
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

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): None
User Interaction (UI): None
Confidentiality (VC): High
Integrity (VI): High
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None
Value Density (V): Diffuse
Vulnerability Response Effort (RE): Low
Provider Urgency (U): Amber
Exploit Maturity (E): Unreported

Base Score 4.0
6.30
Severity 4.0
MEDIUM

References to Advisories, Solutions, and Tools