# MAL-2026-16131: Malicious code in aitextutils-py (PyPI)


- **Type:** Malicious package
- **Package:** `aitextutils-py` (PyPI)
- **Published:** 11 Sep 2026

## What is MAL-2026-16131?

MAL-2026-16131 is a malicious package in aitextutils-py, published on 11 Sep 2026. 

### Official description

The package was found to contain malicious code or consuming dependency that contains malicious code

This package executes code from malicious dependency, which hides code downloading script, which then downloads and executes a heavily obfuscated final stage. The remote stages are hosted on a domain presenting a suspicious-looking corporate website. The downloaded code establishes persistence e.g. as "anymeetly-cameradriver" systemd service.

---

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

Campaign: 2026-09-aitextkit-py

Reasons (based on the campaign):

 - obfuscation

 - Downloads and executes a remote malicious script.

 - persistence

 - infostealer

 - exfiltration-browser-data

 - rat

 - The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.

## What should I do about MAL-2026-16131?

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-2026-16131 is a malicious package: aitextutils-py (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-2026-16131/ (Markdown: https://insights.sbomify.com/MAL-2026-16131/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2026-16131

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From sbomify Insights: https://insights.sbomify.com/MAL-2026-16131/
Summaries are generated and may contain mistakes; the official description above is the record.