CVE-2026-21712
NONE EPSS 24.3%
Published Mar 30, 20263mo ago · Modified Jun 17, 20262w ago
Published Mar 30, 2026 3mo ago
Last Modified Jun 17, 2026 2w ago
Description
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.
Threat Intelligence
EPSS Exploit Probability
24.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-20 Improper Input Validation Validation
References 2
- hackerone.com https://hackerone.com/reports/3546390
- nodejs.org https://nodejs.org/en/blog/vulnerability/march-2026-security-releases
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.