Chinese hackers have targeted Microsoft on-premises SharePoint servers. Hackers are at it again. This time, they've attacked on-premises Microsoft SharePoint servers. SharePoint Online is not impacted ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Every security team’s nightmare came true over the weekend: a ...

Update, July 21, 2025: This story, originally published on July 20, has been updated to include additional expert comments regarding the global zero-day attack impacting Microsoft on-premise ...

A major zero-day security vulnerability in Microsoft's widely used SharePoint server software has been exploited by hackers, causing chaos within businesses and government agencies, multiple outlets ...