Closing the gaps is not enough against the current toolshell attacks. After all, attackers could already be inside. We show ...

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 ...

The bugs affecting on-premises builds of SharePoint deployments are officially being exploited by at least two major Chinese ...

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 ...

A security patch released by Microsoft last month failed to fully fix a critical flaw in U.S. tech giant's SharePoint server ...

Microsoft said an attack campaign targeting zero-day vulnerabilities in on-premises SharePoint servers appears to have begun ...