CVE-2026-48930

CRITICAL CVSS 9.8 View on NVD ↗

Description

A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to c-string truncation in resolver bindings. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

CVSS Vector

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

Affected Products

nodejs/node.js

References

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

Published: Jun 26, 2026 02:16 UTC Modified: Jun 26, 2026 20:19 UTC