Malicious code in fbdebug (PyPI) - MAL-2023-8399

fbdebug Updated 02 Oct 2025

Summary

23/10/2023
CRITICAL
No i
Critical
Not published

MAL-2023-8399: Malicious code in fbdebug (PyPI). Affects fbdebug versions 0.1. 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 Mobile apps built by Devnack Design, build and launch iOS and Android apps with a senior product team. From idea to store release Start a project

Background

fbdebug is a package available on PyPI that provides debugging tools for Python applications. It is designed to assist developers in troubleshooting and identifying issues in their code. However, a recent analysis by the OpenSSF Package Analysis project has identified version 0.1 of fbdebug as being malicious. This means that the package contains code that communicates with a domain associated with malicious activity.

Vulnerability Detail

The vulnerability in fbdebug version 0.1 arises from the presence of malicious code within the package. This code establishes communication with a domain that is known for engaging in malicious activities. The exact nature of these activities is not specified, but it is likely that the code could be used to perform unauthorized actions, gather sensitive information, or compromise the security of the system on which the package is installed. As a result, using fbdebug version 0.1 poses a significant risk to the integrity and security of Python applications.

How To Fix

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

pip uninstall fbdebug

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 crucial to remove fbdebug version 0.1 from your environment and take the necessary steps to mitigate any potential security risks.

Conclusion

In conclusion, fbdebug version 0.1 available on PyPI has been identified as containing malicious code. This poses a significant risk to the security and integrity of Python applications. It is crucial to remove fbdebug version 0.1 from your environment and take the necessary steps to mitigate any potential security risks. For further support on vulnerability remediation, please contact DevNack.com.

See every vulnerability recorded for fbdebug →

Share this vulnerability

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 file, and Vulert will analyze it to identify any open-source vulnerabilities, including the malicious code in fbdebug version 0.1.

Using fbdebug version 0.1 can lead to various consequences, including unauthorized actions performed by the malicious code, potential compromise of sensitive information, and overall compromise of the security of your Python applications and system.

The analysis specifically identifies version 0.1 of fbdebug as being malicious. However, it is always recommended to exercise caution and thoroughly review the security of any package before including it in your projects.

There is no fix or patch available for this vulnerability. The recommended course of action is to remove fbdebug version 0.1 from your Python environment and ensure it is not used in any of your projects.

To ensure the security of your Python applications, it is essential to regularly update your packages to the latest versions, review the security of any third-party packages before including them, and follow best practices for secure coding and deployment.

How To Fix

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

pip uninstall fbdebug

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