Malware in @gocortexio/npmgremlinbox-gpl-3-0
Malware was discovered in the npm package @gocortexio/npmgremlinbox-gpl-3-0. 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-gpl-3-0
A malicious npm package, @gocortexio/npmgremlinbox-gpl-3-0, 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\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 package installation, given the potential for full system compromise.\n\nThe advisory was published on 2026-07-20 via GitHub's advisory database.
Indicators of compromise
- Packages
- @gocortexio/npmgremlinbox-gpl-3-0
Remediation
- Immediately rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the @gocortexio/npmgremlinbox-gpl-3-0 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 activity for signs of unauthorized access or data exfiltration
- Consider the affected system(s) potentially compromised and plan for full rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-rgg7-35hm-9r87 · GitHub Advisory Database
Cite this entry
"Malware in @gocortexio/npmgremlinbox-gpl-3-0." 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-3-0-wyfycd
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