Malicious Code Detected in etcdrepl Package - Security Alert

etcdrepl Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-19885: Malicious code in etcdrepl (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The etcdrepl package is an npm library designed for interacting with etcd, a distributed key-value store used for configuration management and service discovery. This package is utilized in various applications to facilitate communication with etcd clusters. However, it has been found to contain malicious code, posing significant security risks to users and their applications.

Vulnerability Detail

The vulnerability in the etcdrepl package originates from the inclusion of malicious code that can compromise the integrity and security of applications utilizing this library. This malicious code may allow unauthorized access to sensitive data, lead to data corruption, or enable remote code execution, thereby jeopardizing the entire application ecosystem. Users of the package are strongly advised to assess their usage and take immediate action to mitigate potential risks.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall etcdrepl

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

As a temporary measure, consider removing the etcdrepl package from your project until a secure version is released. You can do this by executing the following command: npm uninstall etcdrepl. This will prevent any potential exploitation of the vulnerability while you seek alternative solutions.

Conclusion

The discovery of malicious code in the etcdrepl package highlights the importance of maintaining vigilance when using open-source libraries. Users are encouraged to update their dependencies regularly and utilize tools like Vulert for ongoing monitoring. Taking proactive measures can significantly reduce the risk of security breaches.

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FAQ

The malicious code can potentially allow unauthorized access to sensitive data or enable remote code execution, posing serious security risks.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without requiring any signup.

If an immediate update is not possible, consider removing the package from your project as a temporary workaround to mitigate risks.

Regularly check the official npm package repository and subscribe to security advisories related to the packages you use.

Yes, tools like Vulert can automate the monitoring of your dependencies for vulnerabilities, providing real-time alerts.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall etcdrepl

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

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