Malware in app-node-layer
Malware was discovered in the npm package app-node-layer. Systems with this package installed or running are 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
- app-node-layer
The npm package app-node-layer was found to contain malware. According to the GitHub Advisory (GHSA-4xc7-2jx9-rp5j), any computer with this package installed or running should be considered fully compromised.\n\nThe advisory warns that all secrets and keys stored on affected computers should 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
- app-node-layer
Remediation
- Immediately isolate any system with app-node-layer installed or running from the network
- Rotate all secrets, API keys, and credentials stored on affected systems from a different, uncompromised computer
- Remove the app-node-layer 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 rebuilding affected systems from clean media if full compromise is suspected
Sources
- GitHub Advisory GHSA-4xc7-2jx9-rp5j · GitHub Advisory Database
Cite this entry
"Malware in app-node-layer." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 24, 2026; last updated July 24, 2026. https://supplychainattack.org/incident/malware-in-app-node-layer-q3wivt
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