How a Simple Mistake Left Arc Browser Open to Hackers

The video discusses a vulnerability in the ARC browser that allowed hackers to execute CSS and JavaScript on any website. The issue was traced back to misconfigured security rules in Firebase. The ARC browser, built on the Chromium engine, was found to have a feature called Boost that allowed users to customize websites. However, a security flaw allowed users to change the creator ID of Boosts, leading to potential exploits. The problem was quickly fixed, and the video emphasizes the importance of robust security rules. It also introduces Clerk as an alternative user management platform.

What vulnerability was discovered in the ARC browser that allowed a hacker to gain access to user data?

What was the root cause of the security issue related to Firebase in the ARC browser?

What actions did the security researcher take upon discovering the exploit in the ARC browser?

How does the Boost feature in the ARC browser work, and what potential security risks does it pose?

What lessons can be learned from the security failure of the ARC browser regarding the implementation of security rules?