Is CVE-2026-0407 in the CISA KEV catalog?

No. CVE-2026-0407 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-0407?

CVE-2026-0407 has a CVSS v3 base score of 8.0 (HIGH).

What is the EPSS score for CVE-2026-0407?

CVE-2026-0407 has an EPSS score of 0.23% (13th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-0407?

Upgrade ex2800 firmware to 1.0.1.82 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2026-0407

HIGH

8.0

CVSS v3

NVD

Description

An insufficient authentication vulnerability in NETGEAR WiFi range extenders allows a network adjacent attacker with WiFi authentication or a physical Ethernet port connection to bypass the authentication process and access the admin panel.

CWE-287Improper Authentication

How to fix

Remediation Available

ex2800 firmwareNVD

Affected:< 1.0.1.82Fixed in:1.0.1.82CVE-2026-0407derived from NVD

ex3110 firmwareNVD

Affected:< 1.0.1.82Fixed in:1.0.1.82CVE-2026-0407derived from NVD

ex5000 firmwareNVD

Affected:< 1.0.1.82Fixed in:1.0.1.82CVE-2026-0407derived from NVD

ex6110 firmwareNVD

Affected:< 1.0.1.82Fixed in:1.0.1.82CVE-2026-0407derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.23%probability of exploitation in 30 days

13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Patch3

Vendor Advisory1

kb.netgear.com

Product1

netgear.com

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-20.