CVE-2026-0420

Name: CVE-2026-0420
Creator: NVD / NIST
Published: 2026-06-09T17:17:00.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.14%

Last modified Jun 18, 2026

CVE-2026-0420 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. An improper implementation of TLS certificate validation vulnerability found in NETGEAR's ReadyCloud client app which could allow an attacker to perform attacker-in-the-middle (MiTM) style attacks impacting the product's confidentiality. This vulnerability affects the listed NETGEAR models.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

An improper implementation of TLS certificate validation vulnerability found in NETGEAR's ReadyCloud client app which could allow an attacker to perform attacker-in-the-middle (MiTM) style attacks impacting the product's confidentiality. This vulnerability affects the listed NETGEAR models.

Metrics

CVSS 3.1

5.9/10

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

CVSS 4.0

4.6/10

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.14%

3.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-325

Affected Software

Vendor	Product	Versions
Netgear	Rax120 Firmware	< 1.2.9.52
Netgear	Rax35 Firmware	< 1.0.6.106
Netgear	Rax38 Firmware	< 1.0.6.106
Netgear	Rax40 Firmware	< 1.0.6.106

References

https://kb.netgear.com/000070811/June-2026-NETGEAR-Security-AdvisoryVendor Advisory
https://www.netgear.com/support/product/rax120v2/Product
https://www.netgear.com/support/product/rax35/Product
https://www.netgear.com/support/product/rax38/Product
https://www.netgear.com/support/product/rax40/Product

Timeline

Published: Jun 9, 2026
Last Modified: Jun 18, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-0420?

How severe is CVE-2026-0420?

CVE-2026-0420 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2026-0420?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-0420?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST