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CVE-2026-21712

CVE-2026-21712

CVSS 5.7 MEDIUMEPSS 0.3%CWE-20
A flaw in Node.js URL processing causes an assertion failure in native code when `url.format()` is called with a malformed internationalized domain name (IDN) containing invalid characters, crashing the Node.js process.
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Productos afectados
nodejs · node

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Referencias
https://hackerone.com/reports/3546390https://nodejs.org/en/blog/vulnerability/march-2026-security-releases