Malicious code in test2221 (npm)
The npm package test2221 version 2.2.4 was identified as malicious by the OpenSSF Package Analysis project. The package executes commands associated with malicious behavior.
- Disclosed
- Last updated
- Blast radius
- All users of test2221 version 2.2.4
- Ecosystems
- Attack vectors
- Affected entities
- test2221 · 2.2.4
The OpenSSF Package Analysis project identified test2221 version 2.2.4 on npm as containing malicious code. The malicious behavior was detected through analysis of package execution patterns.\n\nThe package executes one or more commands associated with malicious behavior, indicating active compromise of the package distribution.\n\nThis incident was documented in the OpenSSF malicious-packages repository and assigned identifier MAL-2026-11192.
Indicators of compromise
- Packages
- test2221@2.2.4
Remediation
- Remove test2221 version 2.2.4 from all environments
- Audit systems where test2221 2.2.4 was installed for signs of compromise
- Review package.json and lock files to identify affected dependencies
- Update to a safe version if available, or replace with an alternative package
- Monitor for any suspicious activity on systems that may have executed this package
Sources
- GitHub Advisory GHSA-76mv-v3rc-4p79 · GitHub Advisory Database
Cite this entry
"Malicious code in test2221 (npm)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 30, 2026; last updated July 30, 2026. https://supplychainattack.org/incident/malicious-code-in-test2221-npm-14jcqq
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