The Bitwarden security team identified and contained a malicious package that was briefly distributed through the npm delivery path for @bitwarden/cli@2026.4.0 between 5:57 PM and 7:30 PM (ET) on April 22, 2026, in connection with a broader Checkmarx supply chain incident. Was I affected? If you use the Bitwarden command line interface and deploy using NPM, and downloaded the CLI between 5:57p ET and 7:30p ET on April 22, 2026, you may be affected. See remediation steps below. If you do not u...
What is npm? How do I know I’m not using it?
Short answer: If you don’t know if you’re using it, you’re very likely not using it.
Npm is a package manager for node.js, a programming framework for JavaScript.
What is npm?