Malicious Code Injection in considerable_opossum-apptea Package
Summary
MAL-2025-100876: Malicious code in considerable_opossum-apptea (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The considerable_opossum-apptea package is part of the npm ecosystem, primarily associated with the tea.xyz token reward campaign. This package is designed to facilitate the generation and publication of derivative packages, which are often used to inflate developer reputation scores for rewards. However, it has been identified as containing malicious code that compromises its integrity and the security of applications that depend on it.
Vulnerability Detail
The vulnerability originates from the malicious code embedded within the considerable_opossum-apptea package. This code modifies the package.json file by removing private flags, altering version numbers, and generating random package names, which leads to the continuous republishing of these variants. The ramifications include pollution of the npm registry and potential exploitation of applications that utilize this package, making them susceptible to further attacks or misuse.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall considerable_opossum-appteaIf 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 considerable_opossum-apptea package from your project by executing the following command: npm uninstall considerable_opossum-apptea. This will prevent any malicious code from executing in your application until a safe version is released.
Conclusion
The considerable_opossum-apptea package contains malicious code that poses a significant security risk to applications using it. It is crucial to take immediate action by updating or removing the package to protect your project from potential exploitation.
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FAQ
It is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.
The malicious code modifies your package.json file and can lead to the pollution of the npm registry, potentially exposing your application to further vulnerabilities.
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 requiring any signup.
If no patched version is available, it is advisable to remove the package from your project to mitigate any security risks.
