Malicious Code Injection in ucok-poke75: A Threat to npm Ecosystem
Summary
MAL-2025-169699: Malicious code in ucok-poke75 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package ucok-poke75 is part of a series of npm packages associated with the tea.xyz token reward campaign. These packages are designed to manipulate the npm registry by automatically generating and publishing derivative packages with randomized names. This behavior aims to inflate developer reputation scores for token rewards, making it a significant concern for the integrity of the npm ecosystem.
Vulnerability Detail
The vulnerability in ucok-poke75 stems from its malicious code that modifies the package.json file. It removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of these variants. This not only pollutes the npm registry but also poses risks 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 ucok-poke75If 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 avoid using the ucok-poke75 package and any other packages associated with the tea.xyz token reward campaign. Regularly audit your package-lock.json file to identify and remove any suspicious packages.
Conclusion
The ucok-poke75 package poses a significant threat to the npm ecosystem due to its malicious code that modifies package metadata and floods the registry with derivative packages. It is essential for developers to be vigilant, regularly audit their dependencies, and utilize tools like Vulert to monitor for vulnerabilities.
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FAQ
ucok-poke75 is an npm package that is part of a malicious campaign aimed at inflating developer reputation scores through the creation of numerous derivative packages.
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 'npm uninstall ucok-poke75' and review your dependencies for any other suspicious packages.
You can use tools like Vulert, which monitors your package-lock.json for open-source vulnerabilities in real-time without requiring code access or installation.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
