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

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

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

Microsoft recently patched two major flaws in SharePoint on-prem instances, but the effects could be long-lasting.

Chinese hackers breached the U.S. National Nuclear Security Administration through Microsoft SharePoint, with the Energy ...

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

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

The path to a worldwide hacking campaign began with a contest for cash and a free laptop.

Microsoft identified three China-based hacking groups targeting SharePoint vulnerabilities in the ongoing cyberattack, and ...

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

Microsoft Corp. accused Chinese state-sponsored hackers of using flaws in its SharePoint document management software in a ...

In what’s one of the more significant series of cyberattacks in 2025, hackers are targeting a severe weakness in Microsoft’s ...