CVE-2026-48934: Node.js

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

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**.

Affected products

• Node.js Node.js: version 22.22.3 only; version 24.16.0 only; version 26.3.0 only

Published 2026-06-26. Last modified 2026-06-29.