CVE-2025-7407: NETGEAR d6400 Firmware

High severity, CVSS 8.8. EPSS: 10.4% chance of exploitation in the next 30 days.

A vulnerability, which was classified as critical, was found in Netgear D6400 1.0.0.114. This affects an unknown part of the file diag.cgi. The manipulation of the argument host_name leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early and confirmed the existence of the vulnerability. They reacted very quickly, professional and kind. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

• NETGEAR d6400 Firmware: version 1.0.0.114 only

Published 2025-07-10. Last modified 2026-06-17.