# MAL-2026-6759: Malicious code in urlllib321 (PyPI)


- **Type:** Malicious package
- **Package:** `urlllib321` (PyPI)
- **Published:** 4 Jul 2026

## What is MAL-2026-6759?

MAL-2026-6759 is a malicious package in urlllib321, published on 4 Jul 2026. 

### Official description

Package is a typosquatting or dependency confusion attempt with a low-harm local-only action, like leaving a flag file.

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Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.

Campaign: GENERIC-local-typosquatting

Reasons (based on the campaign):

 - dependency-confusion

 - The package overrides the install command in setup.py to execute malicious code during installation.

 - typosquatting

## What should I do about MAL-2026-6759?

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-2026-6759 is a malicious package: urlllib321 (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-2026-6759/ (Markdown: https://insights.sbomify.com/MAL-2026-6759/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/MAL-2026-6759

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From sbomify Insights: https://insights.sbomify.com/MAL-2026-6759/
Summaries are generated and may contain mistakes; the official description above is the record.