Malicious Code Vulnerability in urti Package

urti Updated 19 Mar 2026

Summary

18/03/2026
CRITICAL
No i
Critical
Not published

MAL-2026-1871: Malicious code in urti (npm). Affects urti versions 1.0.0 – 1.0.4. No fix is published. How to fix ↓

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Background

The 'urti' package is a Node.js library available through npm, designed for utility functions related to URI manipulation. It is commonly used in web applications to handle URL parsing and formatting. However, recent findings have revealed that certain versions of this package contain malicious code that could compromise the security of applications relying on it.

Vulnerability Detail

The vulnerability in the 'urti' package stems from the inclusion of malicious code in versions 1.0.0, 1.0.1, 1.0.2, and 1.0.4. This code can potentially allow attackers to execute arbitrary commands or access sensitive data within the application. The malicious nature of this vulnerability poses significant risks, including data breaches and unauthorized access to user information, making it critical for developers to address this issue promptly.

How To Fix

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

npm uninstall urti

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, developers can remove the 'urti' package from their project until a secure version is released. This can be done by executing the command: 'npm uninstall urti'. Alternatively, consider using an alternative package that provides similar functionality without the associated risks.

Conclusion

The discovery of malicious code in the 'urti' package highlights the importance of vigilance in managing open-source dependencies. Developers should take immediate action to update or remove affected versions to safeguard their applications from potential threats.

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FAQ

Versions 1.0.0, 1.0.1, 1.0.2, and 1.0.4 of the urti package are affected by the malicious code vulnerability.

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 requiring any signup.

The consequences include unauthorized access to sensitive data, execution of arbitrary commands, and potential data breaches, which can severely impact application security.

Yes, users are advised to update to the latest version of the urti package to mitigate the risks associated with this vulnerability.

If immediate updates are not possible, consider removing the urti package from your project or using an alternative 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 urti

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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