---
id: "MAL-2026-18402"
kind: "package"
aliases: ["MAL-2026-18402"]
title: "Malicious code in test-01-rafamarrara-learning-dc (PyPI)"
severity: "critical"
cvss: null
epss: null
exploited: false
status: "open"
category: "package"
products: [{"name": "test-01-rafamarrara-learning-dc", "fixed": [], "affected": "= 1.0.0", "ecosystem": "pypi"}]
ecosystems: ["pypi"]
tags: ["malicious", "package"]
not_affected_if: []
published_at: "2026-10-29T23:42:32+00:00"
first_seen_at: "2026-10-30T01:56:55+00:00"
updated_at: "2026-10-30T02:11:12+00:00"
sources: [{"source": "osv-malicious", "url": "https://osv.dev/vulnerability/MAL-2026-18402", "first_seen_at": "2026-10-30T01:56:55+00:00"}]
---

# Malicious code in test-01-rafamarrara-learning-dc (PyPI)

## Affected

- pypi:test-01-rafamarrara-learning-dc affected = 1.0.0 fixed ?

## Timeline

- 2026-10-30T01:56:55+00:00 osv-malicious https://osv.dev/vulnerability/MAL-2026-18402

## From the sources

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

## Source: kam193 (c9be43a3b810f36aa360f4654e412805d5e5362b462836b38a161c99b6d07816)
Package offers a middleware adding allegedly diagnostic endpoint to a web app. Besides allowing for env variable exfiltration, it also contains a hidden functionality allowing executing sent commands.


---

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


Campaign: 2026-10-test-01-rafamarrara-learning-dc


Reasons (based on the campaign):


 - backdoor


 - exfiltration-env-variables

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_