CVE-2025-12944

Improper input validation in NETGEAR DGN2200v4

State: Published
Severity: 6.8 Medium
Published: Nov 11, 2025
Updated: Feb 26, 2026
Reserved: Nov 10, 2025

Description

Improper input validation in NETGEAR DGN2200v4 (N300 Wireless ADSL2+ Modem Router) allows attackers with direct network access to the device to potentially execute code on the device.

Please check the firmware version and update to the latest.

Fixed in:

DGN2200v4 firmware 1.0.0.132 or later

Scores

CVSS	Score	Vector	Source
4.0	6.8 Medium	CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/AU:N/R:A/V:D/RE:L/U:Amber	NETGEAR

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
DGN2200v4NETGEAR	1.0.0.126 and earlierAffected

References

https://www.netgear.com/support/product/dgn2200v4productpatch
https://kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025vendor-advisory

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