coffe-script is malware
The coffe-script package is a piece of malware that steals sensitive data such as a user's private SSH key and bash history, sending them to attacker controlled locations.
All versions have been unpublished from the npm registry.
Recommendation
If you have found coffe-script installed in your environment, you should:
- Delete the package
- Clear your npm cache
- Ensure it is not present in any other package.json files on your system
- Regenerate your SSH keys, registry credentials, tokens, and any other sensitive credentials that may have been present in your bash history.
Additionally, any service which may have been exposed via credentials in your bash history or accessible via your ssh keys, such as a database, should be reviewed for indicators of compromise as well.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | coffe-script | = 1.0.1 | no fix |
References
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-506- Platform
- npm
- Package
coffe-script- Disclosed
- 06.08.2018
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-j49g-mp79-5vm5 - CC BY 4.0
Vulnerability history: coffe-script
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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