Critical Malicious Code Vulnerability in codercms Package

codercms Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-17256: Malicious code in codercms (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The codercms package is an npm library designed for content management system functionalities, allowing developers to create and manage web content efficiently. It is widely used for its ease of integration and flexibility. However, recent findings have revealed that this package contains malicious code, posing significant security risks to applications that utilize it.

Vulnerability Detail

The vulnerability stems from the presence of malicious code within the codercms package, which was introduced in version 0 and affects all subsequent versions. This malicious code can lead to unauthorized access, data breaches, and potential exploitation of the systems using this package. Users of codercms are at risk of having their applications compromised, which could result in severe operational and reputational damage.

How To Fix

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

npm uninstall codercms

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, you can prevent the use of the codercms package by removing it from your dependencies. You can do this by executing the following command in your project directory: npm uninstall codercms. Additionally, consider using alternative packages that provide similar functionalities without the associated risks.

Conclusion

The discovery of malicious code within the codercms package poses a significant threat to applications that rely on it. Immediate action is required to mitigate risks by uninstalling the package and seeking alternatives. Staying informed about updates and utilizing tools like Vulert can help maintain the security of your software.

See every vulnerability recorded for codercms →

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FAQ

codercms is an npm package used for content management systems, allowing developers to manage web content easily.

The malicious code can lead to unauthorized access and exploitation of applications that utilize the codercms package.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.

You should uninstall the codercms package and look for secure alternatives to avoid potential security risks.

As of now, there is no patched version available. It is recommended to remove the package until a secure version is released.

How To Fix

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

npm uninstall codercms

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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