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

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.

More details emerged on the ToolShell zero-day attacks targeting SharePoint servers, but confusion remains over the ...

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

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

Kaspersky GReAT researchers analyzed the published ToolShell exploit and found it alarmingly similar to the 2020 ...

On July 20, 2025, Microsoft and the Cybersecurity and Infrastructure Security Agency (CISA) issued urgent warnings about new, actively ...

Microsoft has observed three China-based threat actors, Linen Typhoon, Violet Typhoon and Storm-2603, exploiting the ...

Hackers with ties to the Chinese government have been linked to a recent wave of widespread attacks targeting a Microsoft SharePoint zero-day vulnerability chain.

Microsoft is following up and is also releasing a patch for the 2016 edition of Sharepoint. Admins should install this ...

Some administrators who logged in last week found their on-premises Microsoft SharePoint servers silently uploading web ...