Critical Malicious Code Vulnerability in catalano Package
Summary
MAL-2025-16658: Malicious code in catalano (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 catalano package is a JavaScript library available on npm, designed for various functionalities, including data manipulation and processing. It is widely used in web applications due to its ease of integration and extensive features. However, recent findings have revealed that this package contains malicious code, posing significant risks to applications that utilize it.
Vulnerability Detail
The vulnerability in the catalano package is characterized by the presence of malicious code that can compromise the security of applications using this library. This code can lead to unauthorized access, data breaches, and potential exploitation of user systems. The issue originates from the package itself, which has been flagged for containing harmful scripts that execute without user consent. Developers relying on this package are at risk of severe ramifications, including loss of sensitive data and damage to their application's integrity.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall catalanoIf 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 catalano package altogether and seek alternative libraries that provide similar functionalities without the associated risks. Additionally, you can implement security measures in your application to monitor for any unusual behavior that may arise from using this package.
Conclusion
The discovery of malicious code within the catalano package highlights the importance of vigilance in managing dependencies in software development. Developers are urged to take immediate action to secure their applications by updating or replacing the affected package.
See every vulnerability recorded for catalano →
FAQ
The catalano package is a JavaScript library used for data manipulation and processing in web applications.
The malicious code can execute harmful scripts that may lead to unauthorized access and data breaches.
You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without any signup.
If immediate updates are not possible, consider using alternative libraries and implement security measures to mitigate risks.
Detailed information about this vulnerability can be found on the GitHub repository of the malicious packages project.
