Cybersecurity researchers have discovered two new malicious extensions on the Chrome Web Store that are designed to exfiltrate OpenAI ChatGPT and DeepSeek conversations alongside browsing data to servers under the attackers' control.
The names of the extensions, which collectively have over 900,000 users, are below -

Chat GPT for Chrome with GPT-5, Claude Sonnet & DeepSeek AI (ID:



Source: TheHackerNews
Source Link: https://thehackernews.com/2026/01/two-chrome-extensions-caught-stealing.html