Malware in sync-logger
Malware discovered in the npm package sync-logger. Any computer with this package installed or running should be considered fully compromised.
- Disclosed
- Last updated
- Blast radius
- Any system with sync-logger installed or running is fully compromised.
- Ecosystems
- Attack vectors
- Affected entities
- sync-logger
The npm package sync-logger has been identified as containing malware. According to the GitHub Advisory (GHSA-3x53-3cq6-9g58), any computer that has this package installed or running should be considered fully compromised.\n\nImmediate action is required: all secrets and keys stored on affected computers should be rotated immediately from a different, uncompromised system. The package should be removed, though full removal of all malicious software cannot be guaranteed given the potential for complete system compromise.\n\nThis is a critical supply chain incident affecting the npm ecosystem.
Indicators of compromise
- Packages
- sync-logger
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the sync-logger package from all affected systems
- Assume full system compromise and conduct thorough security audit
- Monitor affected systems for signs of persistent malware or backdoors
- Consider rebuilding affected systems from clean media if possible
Sources
- GitHub Advisory GHSA-3x53-3cq6-9g58 · GitHub Advisory Database
Cite this entry
"Malware in sync-logger." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 14, 2026; last updated July 14, 2026. https://supplychainattack.org/incident/malware-in-sync-logger-3f5oue
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