Malicious code in splitver (PyPI)

splitver Updated 02 Oct 2025

Summary

25/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-6812: Malicious code in splitver (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

Splitver is a Python package available on PyPI that provides functionality for splitting version strings into components. It is commonly used in software development projects that require parsing and manipulating version numbers. However, the package has been found to contain malicious code, which poses a significant security risk to applications that utilize it.

Vulnerability Detail

The splitver package has been compromised by the EsqueleSquad group, who published nearly 6000 malicious PyPi and NPM packages. These packages execute spyware and information-stealing malware. The specific vulnerability in splitver allows the execution of arbitrary code on the affected system, potentially leading to unauthorized access, data theft, or other malicious activities.

How To Fix

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

pip uninstall splitver

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 known workaround for this vulnerability. It is essential to take immediate action by removing the splitver package and replacing it with a secure alternative.

Conclusion

The presence of malicious code in the splitver package poses a significant security risk to applications that utilize it. It is crucial to take immediate action by removing the package and replacing it with a trusted alternative. Regularly monitoring security advisories and using tools like Vulert can help ensure the ongoing security of your software. For further support and assistance in vulnerability remediation, please contact DevNack.com.

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FAQ

If your application utilizes the splitver package, it is at risk of executing malicious code, potentially leading to unauthorized access, data theft, or other malicious activities.

If your application is affected, you should immediately remove the splitver package and replace it with a trusted alternative. Additionally, ensure that all dependencies and packages used in your project are regularly updated and come from reputable sources.

It is highly recommended not to use the splitver package at all due to the presence of malicious code. Even with precautions, the risk of executing arbitrary code remains significant.

To ensure the security of your Python packages, regularly monitor security advisories, keep all dependencies up to date, and use tools like Vulert to identify and mitigate vulnerabilities in your software.

There are several trusted alternatives to splitver available on PyPI. It is recommended to research and choose a package that meets your specific requirements and has a good track record of security and maintenance.

How To Fix

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

pip uninstall splitver

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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