The incident has reportedly impacted the servers of federal agencies, schools, and energy companies. Some emergency patches ...

A server vulnerability left unpatched by Microsoft has now escalated from espionage to ransomware, hitting hundreds of ...

Department of Homeland Security headquarters, several of its agencies and the Department of Health and Human Services have ...

Federal cybersecurity officials have issued a warning to Microsoft users about a security flaw allowing hackers to access to ...

The “ToolShell” cyberattack campaign exploiting zero-day vulnerabilities in on-premises Microsoft SharePoint Servers has so ...

A major cyberespionage operation targeting Microsoft's SharePoint server software has compromised about 100 organizations ...

An ongoing cyberattack campaign known as “ToolShell” is exploiting on-premises Microsoft SharePoint Servers and has ...

Three China-linked hacking groups exploited flaws in Microsoft’s SharePoint software, impacting around 100 organizations, including several US federal agencies. Microsoft is working with CISA and ...

Chinese-linked hackers breached several U.S. government agencies, including the Department of Homeland Security and the Department of Health and Human Services, by exploiting a vulnerability in ...

Microsoft is issuing an emergency fix to close off a vulnerability in Microsoft’s SharePoint software that hackers have ...

In a major security lapse, the United States nuclear weapons agency, National Nuclear Security Administration , was breached ...

A global cyberattack exploiting a zero-day flaw in Microsoft SharePoint servers has compromised thousands of organizations, ...