Malware in files-bucket-server
Malware was discovered in the npm package files-bucket-server. Systems with this package installed or running should be considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- files-bucket-server
The npm package files-bucket-server was found to contain malware. According to the GitHub Advisory (GHSA-xcx3-5pr8-rph9), 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 compromise.\n\nThis represents a critical supply chain attack through a compromised package in the npm ecosystem.
Indicators of compromise
- Packages
- files-bucket-server
Remediation
- Immediately isolate any system with files-bucket-server installed or running from the network
- Rotate all secrets, API keys, and credentials stored on affected systems from a different, uncompromised computer
- Remove the files-bucket-server package from all affected systems
- Conduct a full forensic analysis of affected systems to identify any additional malicious software or persistence mechanisms
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider the affected systems as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-xcx3-5pr8-rph9 · GitHub Advisory Database
Cite this entry
"Malware in files-bucket-server." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 30, 2026; last updated July 30, 2026. https://supplychainattack.org/incident/malware-in-files-bucket-server-20abrv
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