Malicious Code Injection in similar_panda-gooddev Package

similar_panda-gooddev Updated 18 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-108697: Malicious code in similar_panda-gooddev (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The similar_panda-gooddev package is part of the npm ecosystem, which is widely used for JavaScript development. This package is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with malicious packages. These packages often contain scripts that manipulate package metadata and publish derivative packages to inflate developer reputation scores.

Vulnerability Detail

The vulnerability in the similar_panda-gooddev package stems from its inclusion in a malicious campaign that modifies the package.json file to remove private flags and changes version numbers. It generates random package names, primarily themed around Indonesian culture, and continuously republishes these variants, polluting the npm registry. This can lead to significant security risks, including the potential for unauthorized access to sensitive data and the compromise of the integrity of the npm ecosystem.

How To Fix

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

npm uninstall similar_panda-gooddev

If 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 remove the similar_panda-gooddev package from your project by executing: npm uninstall similar_panda-gooddev. This will prevent any malicious code from executing while you seek a secure alternative package.

Conclusion

The similar_panda-gooddev package has been identified as containing malicious code that poses significant risks to users and the npm ecosystem. It is crucial to take immediate action by updating or removing the package to safeguard your applications.

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FAQ

The vulnerability involves malicious code that modifies package metadata and repackages it to inflate developer reputation scores.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.

The risks include unauthorized access to sensitive data, potential data corruption, and the overall compromise of the npm ecosystem.

Check the npm registry or the package's repository for any updates or patches that address this vulnerability.

As a temporary measure, uninstall the similar_panda-gooddev package to mitigate the risk until a secure version is available.

How To Fix

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

npm uninstall similar_panda-gooddev

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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