CVE-2025-4139: NETGEAR EX6120 Firmware

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in Netgear EX6120 1.0.0.68. Affected by this vulnerability is the function fwAcosCgiInbound. The manipulation of the argument host leads to buffer overflow. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• NETGEAR EX6120 Firmware: version 1.0.0.68 only

Published 2025-04-30. Last modified 2026-06-17.