Malicious Code Detected in deemas Package - Security Alert
Summary
MAL-2025-18173: Malicious code in deemas (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The deemas package is an npm library that is utilized for various functionalities in JavaScript applications. It is designed to facilitate certain tasks within the ecosystem, but it has been found to contain malicious code that poses a significant security risk to users and their applications. This vulnerability highlights the importance of scrutinizing third-party packages before integrating them into projects.
Vulnerability Detail
The vulnerability in the deemas package stems from the inclusion of malicious code, which can lead to unauthorized access, data breaches, or other harmful actions within an application. This issue was introduced in version 0 and affects all subsequent versions. Users of this package are at risk of exploitation, making it crucial to address this vulnerability promptly.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall deemasIf 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 avoid using the deemas package and look for alternative libraries that provide similar functionality without the associated risks. Additionally, you can implement security measures in your application to monitor for suspicious activities.
Conclusion
The discovery of malicious code in the deemas package poses a significant risk to users and their applications. Immediate action is required to remove the package and seek alternatives. Continuous monitoring for updates and potential patches is essential to maintain application security.
See every vulnerability recorded for deemas →
FAQ
The deemas package is an npm library used in JavaScript applications for various functionalities.
The deemas package contains malicious code that can compromise the security of applications using it.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Check your application using the Vulert playground at Vulert Scanner.
Remove the deemas package from your project immediately and look for alternative libraries.
Currently, there is no patched version available. It is best to remove the package until a secure version is released.
