Netgear Ex6120 vulnerabilities

CVE-2025-4139 [HIGH] CWE-119 CVE-2025-4139: A vulnerability classified as critical was found in Netgear EX6120 1.0.0.68. Affected by this vulner 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.

CVE-2025-4140 [CRITICAL] CWE-119 CVE-2025-4140: A vulnerability, which was classified as critical, has been found in Netgear EX6120 1.0.3.94. Affect A vulnerability, which was classified as critical, has been found in Netgear EX6120 1.0.3.94. Affected by this issue is the function sub_30394. The manipulation of the argument host leads to buffer overflow. The attack may be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-11730 [MEDIUM] CWE-335 CVE-2026-11730: Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.

CVE-2026-0418 [MEDIUM] CWE-15 CVE-2026-0418: Insufficient configuration management in the listed devices allows authenticated administrators conn Insufficient configuration management in the listed devices allows authenticated administrators connected to the local network to tamper with the system.

CVE-2026-9210 [MEDIUM] CWE-20 CVE-2026-9210: Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated admini Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification of router software and functionality.