Malicious Code Injection in sunny_pony-appteadev Package

sunny_pony-appteadev Updated 18 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-109289: Malicious code in sunny_pony-appteadev (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The sunny_pony-appteadev package is part of the npm ecosystem, primarily used for developing applications with JavaScript. It is often utilized in various projects for its functionalities related to web development. However, this package has been identified as part of a malicious campaign that aims to exploit npm's package management system, leading to significant security risks for developers and users alike.

Vulnerability Detail

The vulnerability stems from the package being associated with the tea.xyz token reward campaign, which has been flooding npm with malicious packages. These packages contain scripts designed to automatically generate and publish derivative packages with randomized names, thereby inflating developer reputation scores for token rewards. The malicious payload modifies the package.json file to remove private flags, alters version numbers, and continuously republishes variants, polluting the npm registry and potentially compromising other projects that depend on this package.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall sunny_pony-appteadev

If 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 sunny_pony-appteadev package altogether and look for alternative packages that provide similar functionality without the associated risks.

Conclusion

The sunny_pony-appteadev package has been identified as a malicious entity within the npm ecosystem, posing significant risks to developers and their projects. Immediate action is required to remove the package and safeguard your applications from potential exploitation.

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FAQ

It is an npm package used in JavaScript development, but it has been identified as malicious.

The vulnerability can lead to the pollution of the npm registry and compromise the security of your project by introducing malicious code.

You should uninstall the package immediately and look for alternatives to mitigate any potential risks.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file.

You can use the Vulert playground at Vulert Scanner to check if your application is affected without needing to sign up.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall sunny_pony-appteadev

If 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 →

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