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Vulnerability disclosure

Embedded NUL bytes can silently rebind TLS authority

CVE-2026-48930

Affected product
Node.js
Severity
Medium
CVSS
Not scored
Weakness
CWE-626
Published

Disclosure summary

Cantina identified and human-verified this vulnerability in Node.js. The finding was coordinated with the affected maintainer through responsible disclosure before publication.

Embedded NUL bytes can silently rebind TLS authority.

Verification standard

Cantina publishes a disclosure only after reproducing the behavior, validating its security impact, and coordinating remediation with the affected project.