CVE-2026-48618

CVSS 7.7 HIGHEPSS 0.7%CWE-176

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.7EPSS 0.7%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 Jun 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication bypass due to resolver and verifier hostname normalization mismat. This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Affected products

nodejs · node

References

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases