CVE-2022-43548: Debian Linux

High severity, CVSS 8.1. EPSS: 14.5% chance of exploitation in the next 30 days.

A OS Command Injection vulnerability exists in Node.js versions <14.21.1, <16.18.1, <18.12.1, <19.0.1 due to an insufficient IsAllowedHost check that can easily be bypassed because IsIPAddress does not properly check if an IP address is invalid before making DBS requests allowing rebinding attacks.The fix for this issue in https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-32212 was incomplete and this new CVE is to complete the fix.

Affected products

• Debian Debian Linux: version 10.0 only; version 11.0 only
• Node.js Node.js: from 14.0.0, up to and including 14.14.0; from 14.15.0, before 14.21.1 (fixed in 14.21.1); from 16.0.0, up to and including 16.12.0; from 16.13.0, before 16.18.1 (fixed in 16.18.1); from 18.0.0, up to and including 18.11.0; version 18.12.0 only; …

Published 2022-12-05. Last modified 2026-06-17.