A critical vulnerability discovered by Varonis in Google's Dialogflow CX platform has been fully patched after posing a significant risk to AI chatbot security. This Google Cloud service, which powers various customer service, healthcare, and financial bots, contained a flaw that could have allowed attackers to hijack conversations and impersonate bots. If exploited, malicious actors could have monitored private chats to steal sensitive data, including passwords, insurance information, and financial details. While Varonis initially identified the issue in November, Google issued an initial update in April and achieved a full resolution last month. Importantly, Google reported no evidence of customer compromise or exploitation in the wild. This incident highlights the growing cybersecurity risks as companies rapidly integrate AI tools into their operations, emphasizing the urgent need for robust isolation and zero-trust architectures to protect sensitive user interactions.