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

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

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

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

Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code ...

More information has emerged on the ToolShell SharePoint zero-day attacks, including impact, victims, and threat actors.

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

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

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

Although Microsoft acknowledged the SharePoint problem, the original fix did not prevent hacking. Right now government and ...

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

Microsoft also has issued a patch for a related SharePoint vulnerability — CVE-2025-53771; Microsoft says there are no signs ...