CVE-2026-48928 — MEDIUM (5.4)

Vulnerability Description

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**.

CVSS Score

5.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Nodejs	Node.Js	22.22.3

Related Weaknesses (CWE)

CWE-284

References

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

FAQ

What is CVE-2026-48928?

CVE-2026-48928 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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**, an...

How severe is CVE-2026-48928?

CVE-2026-48928 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-48928?

Check the references section above for vendor advisories and patch information. Affected products include: Nodejs Node.Js.