Malicious Code Detected in adform-core Package - Security Alert

adform-core Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-14088: Malicious code in adform-core (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The adform-core package is a JavaScript library used in web development, primarily for managing advertising functionalities. It is designed to facilitate the integration of advertising services into applications. However, this package has been found to contain malicious code, posing significant risks to users and their applications.

Vulnerability Detail

The vulnerability in the adform-core package arises from the inclusion of malicious code that can compromise the security of applications utilizing this library. This code can lead to unauthorized access, data theft, or manipulation of application behavior. The issue was introduced in version 0 and affects all subsequent versions, making it critical for users to address this vulnerability promptly.

How To Fix

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

npm uninstall adform-core

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 workaround, users can remove the adform-core package from their project until a secure version is released. This can be done using the command: npm uninstall adform-core.

Conclusion

The discovery of malicious code in the adform-core package poses a serious threat to users and their applications. It is crucial to take immediate action by updating or removing the package to safeguard against potential security breaches.

See every vulnerability recorded for adform-core →

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FAQ

adform-core is a JavaScript library used for integrating advertising functionalities into web applications.

The malicious code can lead to unauthorized access and data theft, compromising the security of applications that use this package.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Check your application using the Vulert playground at Vulert Scanner.

Users are advised to update to the latest version of the adform-core package, which may include security patches.

As a temporary measure, consider uninstalling the adform-core package until a secure version is available.

How To Fix

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

npm uninstall adform-core

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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