Bug 2493326 (CVE-2026-48930) - CVE-2026-48930 nodejs: Node.js: Silent authority rebinding due to embedded-nul hostnames in TLS handling
Summary: CVE-2026-48930 nodejs: Node.js: Silent authority rebinding due to embedded-nu...
Keywords:
Status: NEW
Alias: CVE-2026-48930
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2493834 2493835 2493836
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-26 02:01 UTC by OSIDB Bzimport
Modified: 2026-06-26 22:44 UTC (History)
3 users (show)

Fixed In Version:
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Environment:
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Description OSIDB Bzimport 2026-06-26 02:01:35 UTC 
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**.
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