VulnerabilityAnalyzed

CVE-2026-48928

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

MEDIUM 5.4EPSS 0.22%

Does this matter?

Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own.

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 3.1: 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS: 0.22% probability · 12th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-284
Affected: nodejs/node.js
Source: support@hackerone.com

EPSS trend

EPSS 0.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

https://nodejs.org/en/blog/vulnerability/june-2026-security-releasesPatch, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.