Meme Generator

intro web FCSC 2025 solved on

Description

This meme generation application is vulnerable to a very classic technique. The bot accessible via the service holds the flag in its localStorage.

Files

Author

Cryptanalyse

Challenge Instructions

  1. First, download docker-compose.yml:
    curl https://hackropole.fr/challenges/fcsc2025-web-meme-generator/docker-compose.public.yml -o docker-compose.yml
  2. Launch the challenge by executing in the same folder:
    docker compose up
  3. Access the challenge at http://localhost:8000/.
  4. Then, in another console, access the challenge with Netcat:
    nc localhost 4000
⚠️ Important: You must solve the challenge by interacting with the Docker container through the exposed network port. Any other way is not considered valid.

In case you encounter problems, please consult the FAQ.

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DateAuthor Language Tags
2025-05-02
Cyrhades
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