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
https://www.netgear.com/support/product/dgn2200v4
https://kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025
Published: 2025-11-11
Updated: 2025-11-11
Base Score: 9.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:P/A:C
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
Base Score: 7.7
Vector: 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
Severity: High