---
id: MAL-2026-17639
title: Malicious code in lore-cs (PyPI)
summary: Malicious code in lore-cs (PyPI)
severity: critical
exploited: true
vendor: lore-cs
product: lore-cs
ecosystem: pip
affected:
  - lore-cs
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T21:45:03.534512523Z'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/MAL-2026-17639'
references:
  - url: 'https://bad-packages.kam193.eu/pypi/package/lore-cs'
tags:
  - osv
  - pip
  - malware
ingestedAt: '2026-10-07T07:32:11.208Z'
---

## Overview


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

## Source: kam193 (ae8b741b7c90400c3a5f4ba13533b1a6a75134f768934834b591c8df23eecb83)
During installation or import, the package exfiltrates basic information in a dependency confusion attempt. The user identifies themselves as a HackerOne user abusing the PyPI for the purpose of a bug bounty program.


---

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-hackerone-bugbounty


Reasons (based on the campaign):


 - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.


 - dependency-confusion


## Affected packages

- `lore-cs`

## Remediation

Refer to the advisory for the patched release.