---
id: 7653
title: "Executing arbitrary Python code from a comment"
source_domain: hacktron.ai
source_url: "https://www.hacktron.ai/blog/python-zip-confusion"
published_at: "2025-07-28T00:00:00Z"
tags: ["ctf", "python", "arbitrary-code-execution", "zip-polyglot", "comment-parsing", "uiuctf"]
phying_url: "https://phying.com/item/7653"
lang: en
---

# Executing arbitrary Python code from a comment

## Summary

How a Python comment can turn a file into a ZIP polyglot, tricking the interpreter into running code. Insights from a UIUCTF 2025 challenge and Python's ZIP parsing quirks.

## Intelligence Metadata

- **Sources:** hacktron.ai
- **Published:** 2025-07-28T00:00:00Z
- **Original:** https://www.hacktron.ai/blog/python-zip-confusion
- **Phying News:** https://phying.com/item/7653