Critical Malicious Code Vulnerability in soneium-acs Package
Summary
MAL-2025-191430: Malicious code in soneium-acs (npm). Affects soneium-acs versions 1.0.1. No fix is published. How to fix ↓
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Background
The soneium-acs package is an npm library designed for specific functionalities within JavaScript applications. It is commonly used for various development tasks. However, it has been identified as compromised, posing significant security risks to systems that utilize it. The vulnerability stems from malicious code embedded within the package, which can lead to severe consequences for users and their projects.
Vulnerability Detail
The vulnerability in the soneium-acs package originates from a malicious payload introduced by the Sha1-Hulud: The Second Coming NPM worm. This worm is designed to steal tokens and credentials from affected systems and publish them to GitHub. It can propagate itself to other npm packages owned by the user and establish persistence through GitHub actions. Additionally, there is a risk that it may destroy the user's home directory, leading to data loss and further compromise of the system.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall soneium-acsIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a workaround, users should uninstall the soneium-acs package using the following command: npm uninstall soneium-acs. Additionally, ensure that all sensitive information is rotated and that the system is scanned for any residual malicious software.
Conclusion
The soneium-acs package has been compromised by malicious code, posing significant risks to users and their systems. Immediate action is required to remove the package and secure any sensitive information. Regular monitoring and vulnerability management practices are essential to prevent such incidents in the future.
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FAQ
Immediately uninstall the package and rotate any secrets or keys stored on the affected system.
The malicious code can steal sensitive tokens and credentials, potentially leading to unauthorized access to your accounts and data.
Yes, the worm can propagate itself to other npm packages owned by the user, increasing the risk of widespread compromise.
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If not addressed, the vulnerability can lead to data loss, unauthorized access, and potential damage to your development environment.
