The company said state-backed hacking groups were breaching systems through flaws in SharePoint, which is used by the U.S.

Multiple hacking groups—including state actors from China—have targeted a vulnerability in older, on-premises versions of the ...

Microsoft is investigating whether a leak from its early alert system for cybersecurity companies allowed Chinese hackers to ...

A cyber-espionage campaign centered on vulnerable versions of Microsoft's server software now involves the deployment of ...

A program to share information with cybersecurity companies may have exposed unpatched flaws in the company’s SharePoint ...

Hackers in recent weeks have exploited flaws in SharePoint, a document management system developed by Microsoft Corp., to try ...

Threat actors exploit SharePoint flaws to access internal systems, steal sensitive data, and carry out surveillance, ...

The number of companies and organizations compromised by a security vulnerability in Microsoft Corp.’s SharePoint servers is ...

The bug, tracked as CVE-2025-31199, could allow hackers to access files in the Downloads folder, as well as caches utilized ...

A sweeping cyber-espionage campaign organization centered on vulnerable versions of Microsoft's server software has now ...

Researchers say Chinese actors, along with other criminal hackers, exploited a security flaw in SharePoint software widely ...