How did KyberSwap get hacked?

I'm curious to know the details of the recent hack on KyberSwap. Can you elaborate on how it happened? Were there any specific vulnerabilities in their system that were exploited? How did the hackers manage to gain access and what were their motivations? Were any user funds compromised, and if so, what measures are being taken to recover them? Additionally, what steps is KyberSwap taking to prevent similar incidents in the future?