Multiple hacking groups—including state actors from China—have targeted a vulnerability in older, on-premises versions of the file-sharing tool after a flawed attempt to patch it.

Microsoft contained a major SharePoint security flaw, amid fresh questions about the future of its legacy on-premises software.

Hackers have breached about 400 government agencies, corporations and other groups, according to estimates from Eye Security.

Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities, accusing one group of carrying out ransomware attacks. Here's what we know about the security flaws and how to guard against future attacks.

A security patch Microsoft (MSFT.O), opens new tab released this month failed to fully fix a critical flaw in the U.S. tech giant's SharePoint server software, opening the door to a sweeping global cyber espionage effort,

A series of cyberattacks targeting Microsoft collaboration software, specifically SharePoint, have been linked to Chinese hackers and threat actors.

Microsoft Corp. said a Chinese hacking group is exploiting security vulnerabilities in the company’s SharePoint servers to deploy ransomware, following a cyberattack discovered last week that has affected hundreds of entities around the world.

Software giant Microsoft is at the center of cybersecurity storm after China-linked hackers exploited flaws in SharePoint servers to target hundreds of organizations.