CVE-2026-21712 Affecting nodejs-packaging package, versions <0:2021.06-6.module+el8.10.0+40048+6d99f608


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.03% (10th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ROCKY8-NODEJSPACKAGING-16066616
  • published15 Apr 2026
  • disclosed30 Mar 2026

Introduced: 30 Mar 2026

CVE-2026-21712  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 nodejs-packaging to version 0:2021.06-6.module+el8.10.0+40048+6d99f608 or higher.
This issue was patched in RLSA-2026:7670.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nodejs-packaging package and not the nodejs-packaging package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

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 Base Scores

version 3.1