Your question is Handle Critical Production Vulnerability. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You discover a critical vulnerability in a production application and need to respond quickly without creating unnecessary customer impact or confusion. The issue is severe enough that you may need to restrict functionality, deploy an emergency fix, or coordinate a broader incident response while keeping leadership and partner teams aligned.
Explain a time when you found a critical vulnerability in a production application. How did you handle it?