CVE-2026-21712 (GCVE-0-2026-21712)

Vulnerability from cvelistv5 – Published: 2026-03-30 15:13 – Updated: 2026-03-30 15:52
VLAI?
Summary
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.
Severity ?
5.7 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version
nodejs node Affected: 24.14.0 , ≤ 24.14.0 (semver)
Affected: 25.8.1 , ≤ 25.8.1 (semver)
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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