A week ago, Cursor CEO Michael Truell celebrated what sounded like a remarkable event.… "We built a browser with GPT-5.2 in Cursor," he said in a social media post. "It ran uninterrupted for one week.

Cursor is pushing the boundaries of what an integrated development environment can be, turning its AI-first code editor into a place where product teams can design and build in the same space. Its new ...

A new proof-of-concept attack shows that malicious Model Context Protocol servers can inject JavaScript into Cursor’s browser — and potentially leverage the IDE’s privileges to perform system tasks.