Malware in @gocortexio/npmgremlinbox-gpl-2-0
Malware was discovered in the npm package @gocortexio/npmgremlinbox-gpl-2-0. Systems with this package installed are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @gocortexio/npmgremlinbox-gpl-2-0
A malicious npm package, @gocortexio/npmgremlinbox-gpl-2-0, was identified as containing malware. According to the GitHub advisory, any computer with 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 its installation.\n\nThis represents a critical supply chain compromise affecting npm ecosystem users who installed this package.
Indicators of compromise
- Packages
- @gocortexio/npmgremlinbox-gpl-2-0
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the @gocortexio/npmgremlinbox-gpl-2-0 package from all affected systems
- Conduct a full security audit of any system that had this package installed
- Monitor affected systems for signs of unauthorized access or persistence mechanisms
- Consider the affected system fully compromised and plan for complete rebuild if critical infrastructure
Sources
- GitHub Advisory GHSA-6f4v-mj95-7hx7 · GitHub Advisory Database
Cite this entry
"Malware in @gocortexio/npmgremlinbox-gpl-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-gpl-2-0-1ewl2f
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