Malicious Code Injection in uinsu-loti-nalasbalui: A Threat to npm Packages
Summary
MAL-2025-170029: Malicious code in uinsu-loti-nalasbalui (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
The package 'uinsu-loti-nalasbalui' is part of a series of npm packages associated with the tea.xyz token reward campaign. These packages are designed to inflate developer reputation scores by automatically generating and publishing derivative packages with randomized names. The malicious nature of this package lies in its ability to modify critical files and continuously pollute the npm registry.
Vulnerability Detail
The vulnerability originates from the package's design to include autopublish scripts that modify the package.json file by removing private flags and changing version numbers. This allows the package to generate random names and republish itself, leading to potential security risks such as reputation damage for developers and the pollution of the npm registry with malicious packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall uinsu-loti-nalasbaluiIf 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 workaround, you can monitor your package dependencies using tools like Vulert, which allows you to check for vulnerabilities in your application without requiring code access or installation. You can use the Vulert playground at https://vulert.com/scanner to see if your application is affected by this vulnerability.
Conclusion
The uinsu-loti-nalasbalui package poses a significant risk due to its malicious code designed to manipulate npm registry entries. It is crucial for developers to remain vigilant and remove such packages from their projects to maintain the integrity of their applications.
See every vulnerability recorded for uinsu-loti-nalasbalui →
FAQ
Uinsu-loti-nalasbalui is an npm package associated with the tea.xyz token reward campaign, designed to inflate developer reputation scores.
This vulnerability can lead to the pollution of the npm registry and potential reputation damage for developers using the affected package.
You should uninstall the package immediately using 'npm uninstall uinsu-loti-nalasbalui' and monitor your dependencies for any other vulnerabilities.
Yes, regularly monitor your dependencies using tools like Vulert to receive real-time alerts for open-source vulnerabilities.
There is no patch available for this specific package, and it is recommended to avoid using it altogether.
