Malicious Code Detected in some-very-long-package-name: A Security Alert
Summary
MAL-2026-17778: Malicious code in some-very-long-package-name (npm). Affects some-very-long-package-name versions 1.0.0 – 99.0.1. No fix is published. How to fix ↓
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Background
The package 'some-very-long-package-name' is an npm module that claims to provide certain functionalities as a compatibility shim. However, it is essentially a stub that does not deliver the expected features. Instead, it contains malicious code that collects sensitive information from the host environment and sends it to a hardcoded IP address. This behavior poses significant risks to users who unknowingly install this package.
Vulnerability Detail
The vulnerability originates from the package's design, which includes a Proxy that returns no operations for property access, misleading users about its functionality. The malicious code, located in 'beacon.cjs', collects identifiers such as hostname and install path, and sends them to a non-DNS bare-IP HTTP endpoint. This behavior is indicative of a reconnaissance beacon that could facilitate further attacks or data breaches, especially in private build environments.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall some-very-long-package-nameIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, avoid using the 'some-very-long-package-name' package in your project. If you need similar functionality, consider using alternative packages that are well-reviewed and have a good security track record.
Conclusion
The discovery of malicious code in 'some-very-long-package-name' highlights the importance of scrutinizing third-party packages before installation. Users should take immediate action to remove this package and consider using alternative solutions to safeguard their projects.
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FAQ
'some-very-long-package-name' is an npm package that falsely claims to provide certain functionalities but instead contains malicious code.
The malicious code collects sensitive information from the host environment and sends it to a hardcoded IP address, potentially compromising user data.
You should immediately uninstall the package using 'npm uninstall some-very-long-package-name' and review your project for any other vulnerabilities.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software using just the package-lock.json file. You can also check your application against known vulnerabilities using the Vulert playground.
No, there is no patched version of 'some-very-long-package-name' available. It is recommended to remove the package entirely.
