Malware in pretty-logger-js
Malware was discovered in the npm package pretty-logger-js. Systems with this package installed or running should be considered fully compromised, with all secrets and keys requiring immediate rotation from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- pretty-logger-js
The npm package pretty-logger-js was found to contain malware. According to the GitHub Advisory (GHSA-qfx3-7369-9f9v), any computer with this package installed or running should be considered fully compromised.\n\nImmediate remediation is critical: all secrets and keys stored on affected computers must be rotated immediately from a different, uncompromised system. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the compromise.\n\nThe advisory indicates that full control of affected systems may have been given to an outside entity, underscoring the severity of the incident.
Indicators of compromise
- Packages
- pretty-logger-js
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the pretty-logger-js package from all affected systems
- Conduct a full security audit of any system that had this package installed
- Monitor affected systems for signs of persistent malware or unauthorized access
- Consider rebuilding or reimaging systems that had this package installed, as removal alone may not eliminate all malicious software
Sources
- GitHub Advisory GHSA-qfx3-7369-9f9v · GitHub Advisory Database
Cite this entry
"Malware in pretty-logger-js." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 19, 2026; last updated June 20, 2026. https://supplychainattack.org/incident/malware-in-pretty-logger-js-1ayelw
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