CVE-2026-48618NVD

Vulnerability Summary

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**.

Severity Level

MEDIUM(6.5)

Published Date

Jun 26, 2026

Last Modified

Aug 10, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

3.23%Probability

Root Weakness (CWE)

CWE-176: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CWE-289: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics — Score 6.5 (MEDIUM)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityNone

AvailabilityNone

Affected & Patched Versions

Affected Versions

Nodejs Node.js

Patched Versions

Not provided by NVD for this CVE.

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