# MAL-2025-191798: Malicious code in multithreadedexecution (PyPI)


- **Type:** Malicious package
- **Package:** `multithreadedexecution` (PyPI)
- **Published:** 30 Nov 2025

## What is MAL-2025-191798?

MAL-2025-191798 is a malicious package in multithreadedexecution, published on 30 Nov 2025. 

### Official description

Once run, package downloads and installs an infostealer

---

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2025-11-discord-selfsbotsx

Reasons (based on the campaign):

 - Downloads and executes a remote executable.

 - infostealer

 - malware

 - peristence-autorun

## What should I do about MAL-2025-191798?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

## Fix prompt for AI coding agents

```text
MAL-2025-191798 is a malicious package: multithreadedexecution (PyPI). Every version was published to cause harm.

Task:
1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.
2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.
3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.
4. If the package is not used anywhere, say so and change nothing.

Reference: https://insights.sbomify.com/MAL-2025-191798/ (Markdown: https://insights.sbomify.com/MAL-2025-191798/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2025-191798

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From sbomify Insights: https://insights.sbomify.com/MAL-2025-191798/
Summaries are generated and may contain mistakes; the official description above is the record.