# Progress

- Last visited: 2026-06-27T02:37:00+09:00
- Initialized briefing and original request.
- Analyzed lief_tools.py and test_lief_tools.py.
- Discovered and verified the Timeout Hang Vulnerability (major finding).
- Verified BrokenProcessPool import and compatibility mappings.
- Running full unit tests to check regression.
- Next step: write review report (handoff.md) and send message.
