Malware in test-noexist-xyz-99
Malware discovered in the npm package test-noexist-xyz-99. Any computer with this package installed or running should be considered fully compromised, requiring immediate rotation of all secrets and keys from a different system.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- test-noexist-xyz-99
A malicious npm package named test-noexist-xyz-99 has been identified as containing malware. According to the GitHub advisory, any system that has installed or executed this package should be treated as fully compromised.\n\nThe advisory recommends immediate action: all secrets and cryptographic keys stored on affected computers must be rotated 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 initial compromise, given that the attacker may have gained full control of the system.\n\nThe package is available on npm under the name test-noexist-xyz-99.
Indicators of compromise
- Packages
- test-noexist-xyz-99
Remediation
- Immediately rotate all secrets, API keys, and cryptographic credentials from a different, uncompromised computer
- Remove the test-noexist-xyz-99 package from all affected systems
- Conduct a full security audit and forensic analysis of any system that had this package installed
- Monitor affected systems for signs of persistent malware or unauthorized access
- Review and revoke any credentials or access tokens that may have been exposed
Sources
- GitHub Advisory GHSA-682j-6frp-w6rq · GitHub Advisory Database
Cite this entry
"Malware in test-noexist-xyz-99." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 8, 2026; last updated August 8, 2026. https://supplychainattack.org/incident/malware-in-test-noexist-xyz-99-10iyx0
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