Threat actors used two malicious Chrome extensions that have 900,000 users to steal their chats with AI models like ChatGPT and DeepSeek and browser history. The incident is the latest in a growing string of attacks in which hackers weaponized browser extensions to exfiltrate huge amounts of sensitive data.

The post Widely Used Malicious Extensions Steal ChatGPT, DeepSeek Conversations appeared first on Security Boulevard.

Jeffrey Burt

Source: Security Boulevard
Source Link: https://securityboulevard.com/2025/12/widely-used-malicious-extensions-steal-chatgpt-deepseek-conversations/