Malicious code in ultrainfo (PyPI)

ultrainfo Updated 02 Oct 2025

Summary

23/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-7756: Malicious code in ultrainfo (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

ultrainfo is a package available on PyPI that provides functionality related to ultra information. It is commonly used in Python projects for retrieving and manipulating ultra information. However, this package has been found to contain malicious code.

Vulnerability Detail

The ultrainfo package has been compromised by a group known as EsqueleSquad. They have published nearly 6000 malicious PyPi and NPM packages, including ultrainfo, which execute spyware and information-stealing malware. This vulnerability poses a significant risk to any project that depends on ultrainfo, as it can lead to unauthorized access to sensitive information and compromise the security of the system.

How To Fix

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

pip uninstall ultrainfo

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

There is no specific workaround for this vulnerability. The best course of action is to follow the steps mentioned in the 'how_to_fix' section.

Conclusion

The ultrainfo package available on PyPI has been found to contain malicious code. This vulnerability can lead to unauthorized access to sensitive information and compromise the security of the system. It is crucial to remove ultrainfo from your project and replace it with a trusted alternative. Regularly updating and reviewing the packages used in your project is also recommended to ensure they are free from any known vulnerabilities. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

You can use the Vulert Playground at Vulert Scanner to check if your application is affected by this vulnerability. Simply provide your Pipfile.lock, and Vulert will analyze it for any open-source vulnerabilities, including the ultrainfo package.

The recommended fix for ultrainfo is to remove it from your project and replace it with a trusted alternative. It is also important to regularly update and review the packages used in your project to ensure they are secure.

This vulnerability can lead to unauthorized access to sensitive information and compromise the security of the system. Attackers can use the malicious code in ultrainfo to execute spyware and steal valuable data.

This vulnerability was discovered by Checkmarx, a security company specializing in supply chain security. They have identified nearly 6000 malicious PyPi and NPM packages, including ultrainfo, that execute spyware and information-stealing malware.

To prevent similar vulnerabilities in the future, it is essential to regularly update and review the packages used in your project. Additionally, consider using tools like Vulert, which can monitor and alert in real-time for open-source vulnerabilities in your software.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

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

pip uninstall ultrainfo

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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