Malicious Chrome and Edge extensions collected browsing history, keystrokes and personal data from millions of users before Google and Microsoft removed them.

This is a cautionary tale for all of you who install extensions to Chrome or add-ons to Edge browsers willy-nilly. Security firm Koi has revealed that browser extensions with more than 8 million ...

The best practice with the internet, whether it's an app, browser extension, or video game, only download and install from ...

According to cybersecurity firm Koi, Urban VPN Proxy and three other popular browser extensions with 8 million+ installs can see conversations you've had with the top chatbots in 'raw form.' ...

A “Featured” browser add-on marketed as privacy protection may have been copying AI chats. Koi Security says Urban VPN Proxy began intercepting prompts and replies after a July 9, 2025 update.

Malicious Chrome and Edge extensions that once looked harmless have quietly turned into a sprawling spyware operation, compromising more than 4 million devices and turning everyday browsing into a ...

Threat actors used two malicious Chrome extensions that have 900,000 users to steal their chats with AI models like ChatGPT ...

Koi's investigation identified eight such extensions available on the Chrome Web Store and Microsoft Edge Add-ons page, collectively surpassing eight million installations. Seven of them carried ...

Chrome, Edge and Firefox users are under attack by a new malware that uses malicious browser extensions to steal meeting info ...

Why pay a monthly subscription for YouTube Premium when these Chrome extensions offer power and functionality at no ...

A cybersecurity company claims that a number of web browser extensions are secretly logging and selling users’ conversations with AI chatbots.