lore-cs

GHSA-r95v-h8pf-wxhj

Malicious code in lore-cs (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.0`

## 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.


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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-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

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/0cec3f9641a815c53ef318a9dcd3dfc25bb03a51/osv/malicious/pypi/lore-cs/MAL-2026-17639.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/lore-cs
- https://github.com/ossf/malicious-packages/blob/0cec3f9641a815c53ef318a9dcd3dfc25bb03a51/osv/malicious/pypi/lore-cs/MAL-2026-17639.json
- https://github.com/ossf/malicious-packages/blob/1f0efa038b4952b6f39151f24f216b7f464d67c4/osv/malicious/pypi/lore-cs/MAL-2026-17639.json
- https://pypi.org/project/lore-cs/1.0.0
- https://github.com/advisories/GHSA-r95v-h8pf-wxhj

Compromised versions (1)

= 1.0.0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.