Malware in wac-atl-context
The npm package wac-atl-context was found to contain malware, resulting in full system compromise of any computer with the package installed or running. All secrets and keys on affected systems should be rotated immediately from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- wac-atl-context
The npm package wac-atl-context was identified as containing malware. According to the GitHub advisory, any computer that has this package installed or running should be considered fully compromised.\n\nAffected systems require immediate remediation. All secrets and keys stored on compromised computers should be rotated immediately from a different, unaffected computer. The malicious package should be removed, though full system compromise means there is no guarantee that package removal alone will eliminate all malicious software that may have been installed.\n\nThis is a critical supply chain incident affecting the npm ecosystem.
Indicators of compromise
- Packages
- wac-atl-context
Remediation
- Immediately rotate all secrets and keys from a different, unaffected computer
- Remove the wac-atl-context 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 activity during the period the package was installed
- Consider full system reimaging if the package was installed on production or sensitive systems
Sources
- GitHub Advisory GHSA-hx4g-w4gr-x32f · GitHub Advisory Database
Cite this entry
"Malware in wac-atl-context." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 29, 2026; last updated June 29, 2026. https://supplychainattack.org/incident/malware-in-wac-atl-context-1bjiq4
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