Malware in @gocortexio/npmgremlinbox-agpl-1-0-or-later
Malware was discovered in the npm package @gocortexio/npmgremlinbox-agpl-1-0-or-later. Any computer with this package installed or running should be considered fully compromised. All secrets and keys must be rotated immediately 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-or-later
A malicious npm package, @gocortexio/npmgremlinbox-agpl-1-0-or-later, was identified and reported via GitHub Security Advisory GHSA-q6xg-rf9w-r3q7 on July 20, 2026.
The package contains malware that grants full control of affected systems to an outside entity. Any computer with this package installed or running should be considered fully compromised.
Immediate remediation requires rotating all secrets and keys from a different, uncompromised computer. 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 level of system compromise.
Indicators of compromise
- Packages
- @gocortexio/npmgremlinbox-agpl-1-0-or-later
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the package @gocortexio/npmgremlinbox-agpl-1-0-or-later from all systems
- Assume full system compromise and conduct forensic analysis
- Consider rebuilding affected systems from clean media if secrets cannot be fully rotated
- Monitor for any unauthorized access or lateral movement from affected systems
Sources
- GitHub Advisory GHSA-q6xg-rf9w-r3q7 · GitHub Advisory Database
Cite this entry
"Malware in @gocortexio/npmgremlinbox-agpl-1-0-or-later." 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-or-later-5x7dlc
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