Malicious Code Detected in browser-history-analysis Package - Vulnerability MAL-2025-6469

browser-history-analysis Updated 02 Oct 2025

Summary

31/07/2025
CRITICAL
No i
Critical
Not published

MAL-2025-6469: Malicious code in browser-history-analysis (PyPI). Affects browser-history-analysis versions 1.0.1. No fix is published. How to fix ↓

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Background

The browser-history-analysis package is a Python library designed to analyze and extract data from browser history files. It is commonly used for data analysis and research purposes. However, this package has been identified as containing malicious code, which poses a significant risk to users who may unknowingly install it.

Vulnerability Detail

The vulnerability originates from a malicious version of the browser-history-analysis package (version 1.0.1) that has been flagged by ReversingLabs. The presence of malicious code can lead to unauthorized access to user data, data corruption, or even system compromise. Users who install this version may inadvertently expose themselves to various security threats, including data theft and malware installation.

How To Fix

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

pip uninstall browser-history-analysis

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

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Workaround

As a temporary workaround, users can avoid using the browser-history-analysis package until a secure version is released. Additionally, consider using alternative packages that provide similar functionality without the associated risks.

Conclusion

The browser-history-analysis package has been compromised with malicious code, posing serious risks to users. It is crucial to uninstall the affected version and remain vigilant for updates. Utilizing tools like Vulert can help in monitoring vulnerabilities effectively.

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FAQ

It is a Python library used for analyzing browser history files, primarily for data analysis and research.

Version 1.0.1 of the browser-history-analysis package contains the malicious code.

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Uninstall the affected version using 'pip uninstall browser-history-analysis' and monitor for a secure update.

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How To Fix

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

pip uninstall browser-history-analysis

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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