CVE-2025-7407: A vulnerability, which was classified as critical, was found in Netgear D6400 1.0.0.114

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MEDIUM 6.3MITIGATE

CVE-2025-7407 is a medium-severity flaw (CVSS 6.3) affecting d6400 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 k

Why this priority

EPSS top 4%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	12.1% (top 4%)
CISA exploited list	No
Weakness	CWE-77, CWE-78
Published	2025-07-10
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: netgear

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-10 14:15 UTCPublished CVE record published
2026-06-17 10:04 UTCUpdated Record last modified

netgear d6400 firmware MITIGATE

Affected: 1.0.0.114

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0.114

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-7407?

d6400 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-7407 being exploited?

CVE-2025-7407 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-7407 affect?

CVE-2025-7407 affects d6400 firmware. Severity is medium (CVSS 6.3). 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

How urgent is CVE-2025-7407?

Priority 51/100. EPSS top 4%: very likely to be exploited; Public exploit reference

Software pages

Netgear vulnerabilities

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References

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