Chinese hackers have exploited vulnerabilities in on-premises MS SharePoint document servers. Coud-based services are not thought to be affected.

One of the agencies affected by the zero-day vulnerability is the National Nuclear Security Administration (NNSA).

Hours after Microsoft revealed hacking groups affiliated with the Chinese government have been exploiting a flaw in its SharePoint software, Bloomberg News reports that the National Nuclear Security ...

Microsoft, in a blog post Tuesday, identified two groups supported by the Chinese government, as leveraging flaws in the ...

Microsoft says the Chinese threat actors Linen Typhoon, Violet Typhoon, and Storm-2603 have been exploiting the ToolShell ...

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 ...

A series of cyber intrusions targeting Microsoft’s SharePoint platform has triggered alarm across global businesses and ...

Microsoft has pushed emergency security patches for SharePoint amid an exploit that targets the file management and intranet ...

CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration ...

The company uncovers evidence that at least three China-based hacking groups are abusing the zero-day flaw in SharePoint ...

Microsoft is once again in the cybersecurity spotlight, acknowledging Tuesday morning that hackers linked to China are among those exploiting vulnerabilities in on-premises SharePoint software, the ...

Microsoft warned SharePoint Server users of a vulnerability dubbed ToolShell in the software that was assigned CVE-2025-53770 ...