Malware in test-dev-watch
Malware was discovered in the npm package test-dev-watch, resulting in full system compromise for 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
- test-dev-watch
The npm package test-dev-watch was found to contain malware. According to the GitHub Advisory (GHSA-qxrq-qr5j-h4rw), any computer that has this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers 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, given that the outside entity may have gained full control of the system.\n\nUsers should treat any system that has run this package as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- test-dev-watch
Remediation
- Remove the test-dev-watch package immediately
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Assume full system compromise and perform thorough security audit
- Consider rebuilding affected systems from clean media if critical infrastructure
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
Sources
- GitHub Advisory GHSA-qxrq-qr5j-h4rw · GitHub Advisory Database
Cite this entry
"Malware in test-dev-watch." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 1, 2026; last updated August 1, 2026. https://supplychainattack.org/incident/malware-in-test-dev-watch-15q51i
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