AI chat app leak exposes 300 million messages tied to 25 million users

**Executive Summary:** A researcher discovered an exposed Firebase backend used by the Chat & Ask AI mobile app and related Codeway apps, reportedly leaking around 300 million messages and files from more than 25 million users due to publicly permissive Firebase security rules; the researcher published findings and a scanner that found the misconfiguration across many apps, and Codeway remediated the issue after responsible disclosure.