Vulnerability · Published Jun 9, 2026 · Assigned by NETGEAR
CVE-2026-0420Missing TLS certificate validation in NETGEAR's ReadyCloud client app
Medium 4.6
In plain English
A medium-severity security flaw in RAX120v1 from NETGEAR. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Severity (CVSS 4.0)4.6Medium
Exploit odds (30 days)0.1%top 97.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-325 · Vector: 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
References
- https://www.netgear.com/support/product/rax35/ product, patch
- https://www.netgear.com/support/product/rax38/ product, patch
- https://www.netgear.com/support/product/rax40/ product, patch
- https://www.netgear.com/support/product/rax120v2/ product, patch
- https://kb.netgear.com/000070811/June-2026-NETGEAR-Security-Advisory vendor-advisory