Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code execution on SharePoint, resulting in the exploitation of at least 54 organizations worldwide.

Let the games begin Ransomware has officially entered the Microsoft SharePoint exploitation ring.… Late Wednesday, in an update to its earlier warning, Redmond confirmed that a threat group it tracks as Storm-2603 is abusing vulnerable on-premises SharePoint servers to deploy ransomware.

A security patch Microsoft 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 timeline reviewed by Reuters shows.

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

OpenAI CEO Sam Altman says the company will surpass 1 million GPUs by the end of 2025, but his sights are set on 100 million. Already backed by the world’s largest AI data center in Texas, OpenAI’s infrastructure push highlights the growing clash between AI ambitions and power grid realities.

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

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

The number of companies and organizations compromised by a security vulnerability in Microsoft Corp.’s SharePoint servers is increasing rapidly, with the tally of victims soaring more than six-fold in a few days,