Malicious Code Injection in teagood-nakama27: A Threat to npm Ecosystem
Summary
MAL-2025-167191: Malicious code in teagood-nakama27 (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
teagood-nakama27 is an npm package that is part of the tea.xyz token reward campaign. This package is designed to incentivize developers through token rewards by generating and publishing derivative packages. However, it has been identified as malicious, containing scripts that manipulate package metadata and flood the npm registry with unwanted variants.
Vulnerability Detail
The vulnerability in teagood-nakama27 originates from its malicious code, which modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior is intended to inflate developer reputation scores fraudulently, leading to pollution of the npm registry and potential security risks for users who unknowingly install these compromised packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall teagood-nakama27If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
As a temporary workaround, you can avoid using the teagood-nakama27 package and look for alternative packages that provide similar functionality without the associated risks. Always verify the integrity and source of the packages you choose to use.
Conclusion
The discovery of malicious code in the teagood-nakama27 package highlights the importance of vigilance in the npm ecosystem. By understanding the nature of this vulnerability and taking proactive steps to mitigate risks, developers can protect their applications and maintain the integrity of their projects.
See every vulnerability recorded for teagood-nakama27 →
FAQ
The malicious code can lead to the pollution of the npm registry, making it difficult for developers to find legitimate packages and potentially compromising the security of applications that use these packages.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. By uploading your package-lock.json file, you can quickly determine if your application is at risk.
If you have installed teagood-nakama27, you should uninstall it immediately using 'npm uninstall teagood-nakama27' and review your project's dependencies for any other potentially malicious packages.
Yes, there are many legitimate npm packages available that provide similar functionalities. Always ensure to check the package's reputation and reviews before installation.
To prevent similar vulnerabilities, regularly audit your dependencies, use tools like Vulert for monitoring, and only install packages from trusted sources.
