Malware in polygon-gamma-apis
Malware was discovered in the npm package polygon-gamma-apis. Systems with this package installed or running should be considered fully compromised, with all secrets and keys requiring immediate rotation from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- polygon-gamma-apis
The npm package polygon-gamma-apis was found to contain malware. According to the GitHub Advisory (GHSA-hg4h-mv37-7x88), any computer with this package installed or running should be considered fully compromised.\n\nImmediate action is required: all secrets and keys stored on affected computers must 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 package installation, as the attacker may have gained full control of the system.\n\nThis is a critical supply chain incident affecting the npm ecosystem.
Indicators of compromise
- Packages
- polygon-gamma-apis
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the polygon-gamma-apis package from all affected systems
- Conduct a full security audit of any system that had this package installed
- Review system logs for unauthorized access or modifications
- Consider full system reimaging if full compromise is suspected
- Monitor for any signs of persistent malware or backdoors
Sources
- GitHub Advisory GHSA-hg4h-mv37-7x88 · GitHub Advisory Database
Cite this entry
"Malware in polygon-gamma-apis." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 10, 2026; last updated July 10, 2026. https://supplychainattack.org/incident/malware-in-polygon-gamma-apis-ioukum
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