CVE-2026-48934

Public on 2026-06-20
Modified on 2026-06-20
Description
A flaw in Node.js TLS host verification can cause an attacker to bypass certification validation.

This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.4
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2023 nodejs No Fix Planned
Amazon Linux 2023 nodejs-packaging No Fix Planned
Amazon Linux 2023 nodejs20 No Fix Planned
Amazon Linux 2023 nodejs20-typescript No Fix Planned
Amazon Linux 2023 nodejs22 Pending Fix
Amazon Linux 2023 nodejs22-typescript Not Affected
Amazon Linux 2023 nodejs24 Pending Fix
Amazon Linux 2023 nodejs24-typescript Not Affected

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-48934 Mitre: CVE-2026-48934