Malicious Code Vulnerability in brummatts Package

brummatts Updated 22 Oct 2026

Summary

21/10/2026
CRITICAL
No i
Critical
Not published

MAL-2026-18136: Malicious code in brummatts (PyPI). Affects brummatts versions 0.1.0. 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 MarkAI Find prospects already talking about the problem you solve AI watches the communities your customers use to find qualified prospects, then alerts you when a conversation is worth joining. See MarkAI

Background

The brummatts package, available on PyPI, is designed for voice synthesis profiles. It allows users to execute code from a specified URL. However, this package has been identified as part of a coordinated campaign to distribute malicious code, raising significant security concerns for users relying on its functionality.

Vulnerability Detail

The vulnerability stems from the package's ability to download and execute remote scripts, which can lead to the execution of malicious payloads. This campaign, identified by the source kam193, indicates a clear malicious intent, potentially compromising user data and system integrity. The affected version is 0.1.0, which has been linked to a broader scheme involving similar loader packages.

How To Fix

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

pip uninstall brummatts

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 temporary measure, avoid using the brummatts package until a secure version is released. Consider using alternative packages that provide similar functionality without the associated risks.

Conclusion

The brummatts package has been identified as part of a malicious campaign that poses significant security risks. Users are advised to remove the affected version and monitor for updates. Utilizing tools like Vulert can help in identifying vulnerabilities in your applications.

See every vulnerability recorded for brummatts →

Share this vulnerability

FAQ

brummatts is a Python package available on PyPI, primarily used for voice synthesis profiles.

The vulnerability allows the package to download and execute remote malicious scripts, posing a risk to user data and system security.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.

Remove the affected version and monitor for any updates or patches. If a patched version is available, upgrade using 'pip install --upgrade brummatts'.

Yes, consider exploring other voice synthesis packages that do not have known vulnerabilities.

How To Fix

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

pip uninstall brummatts

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