Malware in @sauruslord/eslint-config
Malware was discovered in the npm package @sauruslord/eslint-config. Systems with this package installed 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
- @sauruslord/eslint-config
A malware-laden version of the npm package @sauruslord/eslint-config was published and made available to users. The package grants full control of affected systems to an outside entity.\n\nAny computer that has this package installed or running should be considered fully compromised. All secrets, keys, and credentials stored on affected systems should be rotated immediately from a different, unaffected computer.\n\nWhile the malicious package should be removed, complete removal of all malicious software cannot be guaranteed due to the level of system compromise achieved by the malware.
Indicators of compromise
- Packages
- @sauruslord/eslint-config
Remediation
- Immediately remove @sauruslord/eslint-config from all systems
- Rotate all secrets, API keys, and credentials from a different, unaffected computer
- Assume full system compromise and conduct forensic analysis
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider rebuilding affected systems from clean media if critical infrastructure is involved
Sources
- GitHub Advisory GHSA-j2wh-xp56-gp35 · GitHub Advisory Database
Cite this entry
"Malware in @sauruslord/eslint-config." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 15, 2026; last updated July 15, 2026. https://supplychainattack.org/incident/malware-in-sauruslord-eslint-config-0czo0i
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