---
id: MAL-2026-6759
title: Malicious code in urlllib321 (PyPI)
summary: Malicious code in urlllib321 (PyPI)
severity: none
vendor: urlllib321
product: urlllib321
ecosystem: pip
affected:
  - urlllib321
published: '2026-07-04'
updated: '2026-07-05'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/MAL-2026-6759'
references:
  - url: 'https://bad-packages.kam193.eu/pypi/package/urlllib321'
tags:
  - osv
  - pip
ingestedAt: '2026-07-08T18:25:54.873Z'
---

## Overview


---
_-= Per source details. Do not edit below this line.=-_

## Source: kam193 (376c7a8609fa48f74e0229f95c4fe5a4e4a4c94e923da4ed11e8a1f475807127)
Package is a typosquatting or dependency confusion attempt with a low-harm local-only action, like leaving a flag file.


---

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


## Affected packages

- `urlllib321`

## Remediation

Refer to the advisory for the patched release.