Malicious Code Detected in ac-element-tracker Package - Security Alert

ac-element-tracker Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-13968: Malicious code in ac-element-tracker (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The ac-element-tracker package is an npm library designed for tracking user interactions with web elements. It provides developers with tools to monitor and analyze user behavior, enhancing user experience and engagement. However, this package has been found to contain malicious code, posing significant security risks to applications that utilize it.

Vulnerability Detail

The vulnerability in the ac-element-tracker package arises from the inclusion of malicious code that can compromise the security of applications using this library. This code may lead to unauthorized data access, data manipulation, or other harmful actions that could affect both the application and its users. The issue was introduced in version 0 and affects all subsequent versions.

How To Fix

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

npm uninstall ac-element-tracker

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, you can avoid using the ac-element-tracker package and explore alternative libraries that provide similar functionality without the associated risks. Ensure to review the security of any alternative packages before implementation.

Conclusion

The ac-element-tracker package has been identified as containing malicious code, posing serious security threats to applications. It is crucial for developers to remove this package and seek alternatives to safeguard their applications and users. Regular monitoring for vulnerabilities using tools like Vulert can help maintain application security.

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FAQ

ac-element-tracker is an npm package used for tracking user interactions with web elements to improve user experience.

The malicious code can lead to unauthorized access and manipulation of data, posing security risks to applications.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.

You should remove the ac-element-tracker package from your project and consider using alternative libraries.

Currently, there is no patch 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 ac-element-tracker

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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