Malware in set-proto-chain
Malware discovered in the npm package set-proto-chain. The package is confirmed to contain malicious code that grants full system compromise to attackers. All systems with this package installed should be considered fully compromised.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- set-proto-chain
The npm package set-proto-chain has been identified as containing malware. According to the GitHub Security Advisory (GHSA-7p39-r7q7-jcv7), any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers 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 initial compromise, given that the attacker may have gained full control of the system.\n\nUsers should treat any system that has run this package as potentially containing persistent malware and take appropriate incident response measures.
Indicators of compromise
- Packages
- set-proto-chain
Remediation
- Immediately remove the set-proto-chain package from all systems
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Assume full system compromise and perform forensic analysis or rebuild affected systems
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Monitor for any suspicious activity on systems that had this package installed
Sources
- GitHub Advisory GHSA-7p39-r7q7-jcv7 · GitHub Advisory Database
Cite this entry
"Malware in set-proto-chain." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 6, 2026; last updated July 6, 2026. https://supplychainattack.org/incident/malware-in-set-proto-chain-drhr6d
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