CVE-2026-48928

Aliases:DEBIAN-CVE-2026-48928ALPINE-CVE-2026-48928
Advisory lineage Upstream: 0 Downstream: 28
Analyzed
Published: 26 Jun 2026, 01:14
Last modified:26 Jun 2026, 13:36

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.4 MEDIUM
v3.1 (nvd)
EPSS Score
0.22% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

26 Jun 2026, 01:14
Published
Vulnerability first disclosed
26 Jun 2026, 13:36
Last Modified
Vulnerability information updated

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 Metrics

  • v3.1•MEDIUM•Score: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  • v3.0•MEDIUM•Score: 4.2CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS Trends

Current EPSS score: 0.22%• Percentile: 12%

Techniques & Countermeasures

  • CWE-284•Improper Access Control

    The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Affected Systems

  • alpine•nodejs

    < 22.23.0-r0 | < 22.23.0-r0 | < 24.17.0-r0 | < 24.17.0-r0

  • debian•nodejs

    all | all | all | < 24.17.0+dfsg+~cs24.13.2-1

  • nodejs•node

    22.22.3 | 24.16.0 | 26.3.0

  • nodejs•node.js

    22.22.3 | 24.16.0 | 26.3.0

References (3)