Malware in @gocortexio/npmgremlinbox-lgpl-2-1
The npm package @gocortexio/npmgremlinbox-lgpl-2-1 contained malware that grants full system compromise to attackers. Any computer with this package installed should be considered fully compromised and all secrets and keys rotated immediately from a different machine.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @gocortexio/npmgremlinbox-lgpl-2-1
A malicious npm package @gocortexio/npmgremlinbox-lgpl-2-1 was identified and published to the npm registry. The package contained malware capable of achieving full system compromise on any computer where it was installed or executed.\n\nAccording to the GitHub Security Advisory (GHSA-vjr7-6xvw-fjwv), systems with this package installed should be considered fully compromised. The advisory recommends immediate rotation of all secrets and keys from a different, unaffected computer.\n\nWhile removal of the package is advised, the advisory notes that full control of affected systems may have been granted to external entities, meaning removal of the package alone may not eliminate all malicious software introduced by the installation.\n\nThe package has been identified and the advisory published, indicating the malicious distribution has been detected and contained.
Indicators of compromise
- Packages
- @gocortexio/npmgremlinbox-lgpl-2-1
Remediation
- Immediately identify all systems with @gocortexio/npmgremlinbox-lgpl-2-1 installed
- Rotate all secrets, API keys, and credentials from a clean, unaffected computer
- Remove the package from all affected systems
- Perform forensic analysis on affected systems to identify any additional malware or persistence mechanisms
- Monitor affected systems for signs of compromise or unauthorized access
- Review npm package dependencies to ensure no other malicious packages are present
Sources
- GitHub Advisory GHSA-vjr7-6xvw-fjwv · GitHub Advisory Database
Cite this entry
"Malware in @gocortexio/npmgremlinbox-lgpl-2-1." 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-2-1-08t0m8
Suggest a correction
Found an error or have a newer source? Corrections to factual errors take priority over new entries.
Related incidents
- activecritical
Malware in iot-kfh-s3
The npm package iot-kfh-s3 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.
npmCompromised package - containedcritical
Malware in lambda-cloudwatch-cdk
Malware was discovered in the npm package lambda-cloudwatch-cdk. Any computer with this package installed or running should be considered fully compromised, requiring immediate rotation of all secrets and keys from a different system.
npmCompromised package - containedcritical
Malware in s3-lambda-dynamodb-cdk
Malware was discovered in the npm package s3-lambda-dynamodb-cdk. Any computer with this package installed or running should be considered fully compromised, requiring immediate rotation of all secrets and keys from a different system.
npmCompromised package - containedcritical
Malware in lwc-slds-lbc
Malware was discovered in the npm package lwc-slds-lbc, resulting in full system compromise for any computer with the package installed or running. The advisory recommends immediate removal of the package and rotation of all secrets and keys from a different computer.
npmCompromised package