Malicious Package in babel-loader: Cryptocurrency Wallet Exfiltration

babel-loadre Updated 02 Oct 2025

Summary

04/09/2020
CRITICAL
No i
Critical
9.1

GHSA-vvfh-mvjv-w38q: Malicious Package in babel-loadre. Affects babel-loadre versions >= 0.0.0. No fix is published. How to fix ↓

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Background

babel-loader is an npm package used for transpiling JavaScript files using Babel. It is commonly used in web development projects to convert modern JavaScript code into a compatible version for older browsers. However, all versions of the babel-loader package were found to contain malware. The package was specifically designed to identify and steal cryptocurrency wallets from infected computers.

Vulnerability Detail

The presence of this malicious package poses a severe security risk to any computer that has it installed or running. The package is capable of compromising the entire system, giving control to an external entity. It is crucial to assume that all secrets and keys stored on the affected computer have been compromised. Immediate action is required to rotate these credentials from a different, secure computer. Although removing the package is recommended, it cannot guarantee the complete removal of all malicious software resulting from its installation.

How To Fix

No fixed version is published for this vulnerability.

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Conclusion

The presence of the malicious package in babel-loader poses a critical security threat. It is essential to take immediate action to rotate compromised credentials, remove the package, and conduct a thorough security audit. Implementing additional security measures and regularly scanning for vulnerabilities can help prevent similar incidents in the future. For further support on vulnerability remediation, contact DevNack.com.

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FAQ

babel-loader is an npm package used for transpiling JavaScript files using Babel. It converts modern JavaScript code into a compatible version for older browsers.

The malicious package in babel-loader is designed to identify and exfiltrate cryptocurrency wallets from infected computers. It compromises the entire system, giving control to an external entity.

If you have the babel-loader package installed, assume that your system is fully compromised. Rotate all secrets and keys stored on that system from a separate, secure computer. Remove the babel-loader package and conduct a thorough security audit.

No, removing the babel-loader package does not guarantee the complete removal of all malicious software resulting from its installation. Additional security measures should be implemented to prevent further compromises.

To prevent similar incidents, regularly scan for vulnerabilities, keep software up to date, and implement security measures such as intrusion detection systems and network monitoring.

Related vulnerabilities

Recent vulnerabilities recorded for babel-loadre.

How To Fix

No fixed version is published for this vulnerability.

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