CVE search · CVE-2026-48930
CVE-2026-48930
critical 9.8
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**.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- support@hackerone.com
- Weakness
- CWE-284
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | critical 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
nvd@nist.govPrimary |
| CVSS 3.0 | medium 5.6 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
support@hackerone.comSecondary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- nodejs · node.js
References
- https://nodejs.org/en/blog/vulnerability/june-2026-security-releasesPatchVendor Advisory