Malicious Code Injection in expected_squirrel-appteadev Package
Summary
MAL-2025-102366: Malicious code in expected_squirrel-appteadev (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The expected_squirrel-appteadev package is part of the npm ecosystem, primarily used for various development tasks. However, it has been identified as part of a malicious campaign that floods the npm registry with harmful packages. This package is designed to manipulate developer reputation scores through the automatic generation and publication of derivative packages, which can lead to significant security risks.
Vulnerability Detail
The vulnerability stems from the package's involvement in the tea.xyz token reward campaign, which utilizes scripts to create and publish numerous derivative packages with randomized names. These scripts modify the package.json file by removing private flags, altering version numbers, and continuously republishing variants, thereby polluting the npm registry. This malicious behavior can lead to compromised systems and a loss of trust in the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall expected_squirrel-appteadevIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, you can avoid using the expected_squirrel-appteadev package and monitor your dependencies for any malicious activity. Additionally, consider using tools like Vulert to check for vulnerabilities in your package-lock.json file.
Conclusion
The expected_squirrel-appteadev package poses a significant security risk due to its malicious code injection. It is crucial to remove this package from your project and monitor your dependencies for any vulnerabilities. Utilizing tools like Vulert can help ensure your application remains secure.
See every vulnerability recorded for expected_squirrel-appteadev →
FAQ
It is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores.
The vulnerability can lead to the introduction of malicious code in your project, compromising its security and integrity.
You should uninstall the package immediately and monitor your project for any unusual behavior.
You can use Vulert, which allows you to monitor and alert for open-source vulnerabilities in real-time by analyzing your package-lock.json file.
Yes, you can use the Vulert playground at Vulert Scanner to check for vulnerabilities in your application without any signup.
