Malware in path-extend
The npm package path-extend contains malware that grants full system compromise to attackers. Any computer with this package installed or running should be considered fully compromised and all secrets and keys should 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
- path-extend
The npm package path-extend has been identified as containing malware. According to the GitHub Advisory (GHSA-qvmc-2hcj-8h4f), any computer that has this package installed or running should be considered fully compromised.\n\nThe advisory indicates that all secrets and keys stored on affected computers should be rotated immediately from a different computer. While the package should be removed, there is no guarantee that removing it will eliminate all malicious software that may have been installed as a result of the initial compromise, given that the attacker may have gained full control of the system.\n\nThis is a critical supply chain attack affecting the npm ecosystem.
Indicators of compromise
- Packages
- path-extend
Remediation
- Immediately isolate any computer that has path-extend installed or running from the network
- Rotate all secrets, API keys, credentials, and passwords from a different, uncompromised computer
- Remove the path-extend package from all systems
- Conduct a full forensic investigation of affected systems to identify any additional malware or persistence mechanisms
- Review all access logs and audit trails for suspicious activity on affected systems
- Consider the affected systems as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-qvmc-2hcj-8h4f · GitHub Advisory Database
Cite this entry
"Malware in path-extend." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 9, 2026; last updated June 9, 2026. https://supplychainattack.org/incident/malware-in-path-extend-rr7j7r
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