Malware in @gocortexio/npmgremlinbox-agpl-1-0
Malware was discovered in the npm package @gocortexio/npmgremlinbox-agpl-1-0. 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-agpl-1-0
A malicious npm package @gocortexio/npmgremlinbox-agpl-1-0 was identified and published to the npm registry. The package contains malware that grants full control of affected systems to an outside entity.\n\nAny computer with this package installed or running should be considered fully compromised. All secrets, keys, and credentials stored on affected systems must be rotated immediately from a different, uncompromised computer.\n\nWhile 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 initial compromise, given the level of system access the malware appears to have obtained.
Indicators of compromise
- Packages
- @gocortexio/npmgremlinbox-agpl-1-0
Remediation
- Immediately remove the @gocortexio/npmgremlinbox-agpl-1-0 package from all systems
- Rotate all secrets, API keys, credentials, and authentication tokens from a different, uncompromised computer
- Conduct a full security audit and forensic analysis of any system that had this package installed
- Monitor affected systems for signs of persistent malware or unauthorized access
- Review logs and access patterns for any suspicious activity during the period the package was installed
- Consider full system reimaging if the package was installed on production or sensitive systems
Sources
- GitHub Advisory GHSA-r5w6-4v34-wvg7 · GitHub Advisory Database
Cite this entry
"Malware in @gocortexio/npmgremlinbox-agpl-1-0." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 20, 2026; last updated July 20, 2026. https://supplychainattack.org/incident/malware-in-gocortexio-npmgremlinbox-agpl-1-0-sl02s5
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