What is GHSA-g779-8rvr-37xx?

GHSA-g779-8rvr-37xx is a security advisory published by GitHub Security Advisories with Medium severity. A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent...

Which CVE IDs does GHSA-g779-8rvr-37xx cover?

GHSA-g779-8rvr-37xx covers the following CVE IDs: CVE-2026-48930. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-g779-8rvr-37xx?

GHSA-g779-8rvr-37xx has a CVSS v3 base score of 5.6, published by GitHub Security Advisories.

GHSA-g779-8rvr-37xxMediumCVSS 5.6

A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent...

Vendor

GitHub Security Advisories

Published

June 26, 2026

Last Modified

June 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-48930 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-48930
https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
https://github.com/advisories/GHSA-g779-8rvr-37xx