Malicious Code Detected in com.appsflyer.app.letscook - Immediate Action Required

com.appsflyer.app.letscook Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-17316: Malicious code in com.appsflyer.app.letscook (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The package com.appsflyer.app.letscook is an npm package designed for application development, providing various functionalities to enhance user experience. However, it has been identified to contain malicious code, posing a significant risk to applications utilizing this package. Users of this package should be aware of its vulnerabilities and take necessary precautions.

Vulnerability Detail

The vulnerability in the com.appsflyer.app.letscook package stems from the inclusion of malicious code, which can potentially compromise the integrity and security of applications that depend on it. This malicious code may lead to unauthorized access, data breaches, or other harmful actions within the application environment. It is crucial for developers to understand the implications of this vulnerability and act swiftly to mitigate risks.

How To Fix

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

npm uninstall com.appsflyer.app.letscook

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

If an immediate update is not feasible, consider removing the package from your project until a secure version is released. You can do this by running the following command: npm uninstall com.appsflyer.app.letscook. Additionally, monitor your application for any unusual behavior that may indicate exploitation of this vulnerability.

Conclusion

The discovery of malicious code in the com.appsflyer.app.letscook package highlights the importance of vigilance in managing open-source dependencies. Developers are urged to take immediate action by updating or removing the affected package to safeguard their applications.

See every vulnerability recorded for com.appsflyer.app.letscook →

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FAQ

The malicious code can compromise application security, leading to unauthorized access and potential data breaches.

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

Currently, there is no specific patch version mentioned. It is advisable to keep an eye on the package repository for updates.

Consider uninstalling the package temporarily and monitor your application for any unusual behavior.

Regularly audit your dependencies, use tools like Vulert for monitoring, and stay updated with security advisories related to the packages you use.

How To Fix

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

npm uninstall com.appsflyer.app.letscook

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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