Malicious Code Vulnerability in jacobroberts Package
Summary
MAL-2025-171393: Malicious code in jacobroberts (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The jacobroberts package is part of the npm ecosystem, which is widely used for JavaScript package management. It is often utilized by developers to manage dependencies in their applications. However, this package has been identified as part of a malicious campaign that aims to inflate developer reputation scores through the generation of derivative packages with randomized names.
Vulnerability Detail
The jacobroberts package contains malicious code that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior is part of a broader scheme associated with the tea.xyz token reward campaign, which floods the npm registry with these derivative packages. The ramifications include potential pollution of the npm registry, unauthorized access to sensitive data, and damage to developer reputations.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall jacobrobertsIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, you can avoid using the jacobroberts package and replace it with a trusted alternative. Additionally, regularly monitor your package-lock.json file for any unauthorized changes.
Conclusion
The jacobroberts package poses a significant risk due to its malicious code that alters project configurations and floods the npm registry. It is crucial for developers to remove this package and monitor their projects for vulnerabilities to maintain security and integrity.
See every vulnerability recorded for jacobroberts →
FAQ
The jacobroberts package is an npm package that has been identified as part of a malicious campaign to inflate developer reputation scores.
The malicious code modifies your package.json file, potentially leading to unauthorized package publishing and pollution of the npm registry.
You should uninstall the jacobroberts package immediately using the command: npm uninstall jacobroberts.
Yes, you can use Vulert to monitor your project for open-source vulnerabilities in real-time by analyzing your package-lock.json file.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
