Malware in @gocortexio/npmgremlinbox-lgpl-2-0
Malware was discovered in the npm package @gocortexio/npmgremlinbox-lgpl-2-0. Systems with this package installed or running should be considered fully compromised, requiring immediate rotation of all secrets and keys from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @gocortexio/npmgremlinbox-lgpl-2-0
A malicious npm package, @gocortexio/npmgremlinbox-lgpl-2-0, was identified as containing malware. According to the GitHub advisory, any computer that has this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the package should be removed, the advisory notes that full control of the computer may have been given to an outside entity, meaning removal of the package alone may not eliminate all malicious software that resulted from the installation.\n\nThis represents a critical supply chain compromise affecting npm users who installed this package.
Indicators of compromise
- Packages
- @gocortexio/npmgremlinbox-lgpl-2-0
Remediation
- Immediately rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the @gocortexio/npmgremlinbox-lgpl-2-0 package from all affected systems
- Perform a full security audit and malware scan of any system that had this package installed
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider the affected system(s) as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-mphc-8p8q-3qch · GitHub Advisory Database
Cite this entry
"Malware in @gocortexio/npmgremlinbox-lgpl-2-0." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 20, 2026; last updated July 20, 2026. https://supplychainattack.org/incident/malware-in-gocortexio-npmgremlinbox-lgpl-2-0-09bnw7
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