Microsoft has started releasing updates to fix the exploited SharePoint zero-days tracked as CVE-2025-53770 and CVE-2025-53771.

Microsoft’s security analysts confirm that a number of cyber attacks on on-premise SharePoint Server users involve ransomware.

A China-based hacking group is deploying Warlock ransomware on Microsoft SharePoint servers vulnerable to widespread attacks ...

A China-linked threat actor has been observed exploiting SharePoint servers to deliver ransomware, according to Microsoft ...

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

If exploited, attackers can gain full access to SharePoint content and potentially pivot to Outlook, Teams, and OneDrive.

ESET Research has been monitoring intense attacks involving the recently discovered ToolShell zero-day vulnerabilities.

Microsoft released a patch Monday for SharePoint Server 2016 that protects customers against a pair of vulnerabilities, which ...

Hackers with ties to the Chinese government have been linked to a recent wave of widespread attacks targeting a Microsoft ...

Global attacks forced Microsoft to push emergency updates to address vulnerabilities. Two zero-day vulnerabilities are at the center of attacks against United States federal and state agencies, ...

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

The name was coined by Dinh Ho Anh, a researcher from Khoa of Viettel Cyber Security, who developed the exploit. The ...