CVE-2026-48930: A flaw in Node.js TLS hostname handling can cause
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**.
- EPSS 0.3% (25.4% percentile)
- CVSS 5.6 medium