CVE-2025-6511: A vulnerability classified as critical has been found in Netgear EX6150 1.0.0.46_1.0.76

This month

HIGH 8.8MITIGATE

CVE-2025-6511 is a high-severity flaw (CVSS 8.8) affecting ex6150 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical has been found in Netgear EX6150 1.0.0.46_1.0.76. This affects the function sub_410090. The manipulation leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-119, CWE-121
Published	2025-06-23
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

2025-06-23 17:15 UTCPublished CVE record published
2026-06-17 10:02 UTCUpdated Record last modified

netgear ex6150 firmware MITIGATE

Affected: 1.0.0.46_1.0.76

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0.46_1.0.76

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-2025-6511?

ex6150 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-6511 being exploited?

CVE-2025-6511 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-2025-6511 affect?

CVE-2025-6511 affects ex6150 firmware. Severity is high (CVSS 8.8). A vulnerability classified as critical has been found in Netgear EX6150 1.0.0.46_1.0.76. This affects the function sub_410090. The manipulation leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploi

How urgent is CVE-2025-6511?

Priority 53/100. High severity; Public exploit reference

Software pages

Netgear vulnerabilities

Related CVEs

CVE-2021-34947 HIGH 8.8 UPGRADE UPGRADE NETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution Vulnerability

References

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