Malware in @nebula.js/snapshooter
Malware was discovered in the npm package @nebula.js/snapshooter. 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
- @nebula.js/snapshooter
A critical malware incident was identified in the npm package @nebula.js/snapshooter, disclosed via GitHub Advisory GHSA-5m9h-w3wv-wxgw on August 4, 2026.\n\nAccording to the advisory, any computer with this package installed or running should be considered fully compromised. The malware grants outside entities full control of affected systems.\n\nImmediate remediation requires rotating all secrets and keys from a different, uncompromised computer. While the package should be removed, complete removal of all malicious software cannot be guaranteed due to the level of system compromise achieved.\n\nUsers should assume that removing the package alone is insufficient to fully remediate the compromise.
Indicators of compromise
- Packages
- @nebula.js/snapshooter
Remediation
- Immediately rotate all secrets, keys, and credentials from a different, uncompromised computer
- Remove the @nebula.js/snapshooter package from all affected systems
- Perform a full security audit and forensic analysis of any system that had this package installed
- Consider the affected system(s) as potentially fully compromised and plan for complete rebuild if critical infrastructure
- Monitor for any signs of persistent malware or unauthorized access following removal
Sources
- GitHub Advisory GHSA-5m9h-w3wv-wxgw · GitHub Advisory Database
Cite this entry
"Malware in @nebula.js/snapshooter." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 4, 2026; last updated August 4, 2026. https://supplychainattack.org/incident/malware-in-nebula-js-snapshooter-5w2v44
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