Malicious Code Injection in parwo-poke19: A Threat to npm Ecosystem
Summary
MAL-2025-163988: Malicious code in parwo-poke19 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
parwo-poke19 is an npm package that has been identified as part of a malicious campaign targeting the npm registry. This package, like others in the same campaign, is designed to manipulate developer reputation scores through the automatic generation and publication of derivative packages. Its primary functionality is to serve as a token reward mechanism, but it has been compromised to include harmful scripts.
Vulnerability Detail
The vulnerability in parwo-poke19 originates from its involvement in the tea.xyz token reward campaign, which has been flooding the npm registry with malicious packages. The malicious code modifies the package.json file to remove private flags, alters version numbers, and generates random package names, leading to the continuous republishing of these variants. This behavior not only pollutes the npm registry but also poses a risk to developers who may unknowingly use these compromised packages, potentially leading to security breaches in their applications.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall parwo-poke19If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, avoid using the parwo-poke19 package and consider using alternative packages that provide similar functionality without the associated risks. Always review package dependencies and their sources before installation.
Conclusion
The parwo-poke19 package poses a significant risk due to its malicious code designed to manipulate npm registry behavior. It is crucial for developers to be vigilant, remove affected packages, and utilize tools like Vulert to maintain the security of their applications.
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FAQ
parwo-poke19 is an npm package that has been identified as part of a malicious campaign aimed at manipulating developer reputation scores.
The vulnerability can lead to the introduction of malicious code into your application, potentially compromising its security and integrity.
You should uninstall the package immediately using the command npm uninstall parwo-poke19 and check for any other affected packages.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities in your software using just package-lock.json. You can check your application for vulnerabilities using the Vulert playground without any signup.
Regularly review and update your dependencies, use tools like Vulert to monitor for vulnerabilities, and avoid using packages from untrusted sources.
