Malicious Code Injection in jimmy-poke3: A Threat to npm Users
Summary
MAL-2025-157086: Malicious code in jimmy-poke3 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'jimmy-poke3' is part of the npm ecosystem, which is widely used for JavaScript package management. 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 designed to manipulate package metadata and inflate developer reputation scores, posing significant risks to users and the integrity of the npm registry.
Vulnerability Detail
The vulnerability in 'jimmy-poke3' originates from its association with a malicious campaign that utilizes autopublish scripts to modify the package.json file. This manipulation removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of variants that pollute the npm registry. The ramifications include compromised package integrity, potential data leaks, and a degraded developer reputation system within the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall jimmy-poke3If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, users can remove the 'jimmy-poke3' package from their project by executing the command: npm uninstall jimmy-poke3. This will prevent any malicious code from executing while a permanent fix is being sought.
Conclusion
The 'jimmy-poke3' package poses a significant threat due to its malicious code designed to manipulate npm package metadata. Users are advised to uninstall the package and monitor their projects for vulnerabilities. Utilizing tools like Vulert can help in maintaining the security of your applications.
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FAQ
'jimmy-poke3' is an npm package that has been identified as part of a malicious campaign aimed at manipulating package metadata for token rewards.
The vulnerability can lead to the injection of malicious code, compromising the integrity of your project and potentially exposing sensitive data.
You should uninstall the package immediately and check for any updates or patches that may address the vulnerability.
Yes, you can use Vulert to monitor your project for open-source vulnerabilities in real-time by analyzing your package-lock.json file.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
