pyLoad is the free and open-source Download Manager written in pure Python. Any unauthenticated user can browse to a specific URL to expose the Flask config, including the `SECRET_KEY` variable. This issue has been patched in version 0.5.0b3.dev77.
https://github.com/pyload/pyload/security/advisories/GHSA-mqpq-2p68-46fv
https://github.com/pyload/pyload/commit/bb22063a875ffeca357aaf6e2edcd09705688c40