Malicious code in libosintsplitmc (PyPI)

libosintsplitmc Updated 02 Oct 2025

Summary

25/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-4275: Malicious code in libosintsplitmc (PyPI). Affected versions are not published. No fix is published. How to fix ↓

Free scan

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.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats
SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml
Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile
Javascript package-lock.json · yarn.lock · pnpm-lock.yaml
PHP composer.lock
Python poetry.lock · requirements.txt · Pipfile.lock
Go go.mod
Rust Cargo.lock
Ruby Gemfile.lock
Dart pubspec.lock
C/C++ conan.lock
Elixir mix.lock
Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Sponsored Devnack Penetration testing for web, API and mobile Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

libosintsplitmc is a Python package available on PyPI that provides functionality for splitting multi-component OSINT data. It is commonly used in OSINT (Open Source Intelligence) projects to process and analyze data from various sources. However, this package has been found to contain malicious code, making it a potential security risk for users.

Vulnerability Detail

The libosintsplitmc 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 libosintsplitmc allows the execution of unauthorized code, which can lead to data theft, unauthorized access, and other malicious activities. The malicious code can be found in the package's dependencies and can be triggered when the package is installed or used in a project.

How To Fix

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

pip uninstall libosintsplitmc

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 workaround, you can manually inspect the code of the libosintsplitmc package and its dependencies to identify and remove any malicious code. However, this approach is time-consuming and may not guarantee complete security. It is strongly advised to follow the recommended fix and replace the package with a trusted alternative.

Conclusion

The libosintsplitmc package on PyPI has been found to contain malicious code, posing a significant security risk to projects that use it. It is crucial to remove this package and replace it with a trusted alternative. Regularly monitoring and updating your project's dependencies is essential to mitigate the risk of such vulnerabilities. For further support on vulnerability remediation, you can contact DevNack.com.

See every vulnerability recorded for libosintsplitmc →

Share this vulnerability

FAQ

The malicious code in libosintsplitmc can lead to unauthorized code execution, data theft, and other malicious activities. It poses a significant security risk to your project and the data it handles.

You can use tools like Vulert to check if your project is affected by this vulnerability. Vulert analyzes your Pipfile.lock and alerts you in real-time for open-source vulnerabilities, including this one.

While specific exploits targeting this vulnerability may not be publicly known, the presence of malicious code in libosintsplitmc increases the risk of unauthorized access and data theft. It is crucial to address this vulnerability promptly.

While the majority of packages on PyPI and NPM are trustworthy, the presence of malicious packages highlights the importance of verifying the integrity and security of the packages you use. Regularly updating and auditing your project's dependencies is essential to mitigate such risks.

If you discover a malicious package in your project, it is recommended to remove it immediately and replace it with a trusted alternative. Additionally, consider reporting the package to the relevant package manager or security authorities to help protect other users.

How To Fix

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

pip uninstall libosintsplitmc

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 →

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback