CVE Watchtower

CVE-2026-48928NVD

Vulnerability Summary

A inconsistency in Node.js hostname matching can cause a trust-policy bypass in multi-context mTLS setups.

This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

Severity Level

MEDIUM(4.2)

Published Date

Jun 26, 2026

Last Modified

Jun 26, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

Data Pending

Root Weakness (CWE)

CWE-284: Unknown/Unlisted Weakness ↗

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

CVSS v3.0 Base Metrics

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityLow

IntegrityLow

AvailabilityNone

External References

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

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Critical Alert 2 Active Exploits Detected Today

CVE-2026-48928NVD

Vulnerability Summary

External References