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.

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

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

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

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

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

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

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

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

The active exploitation of a dangerous zero-day vulnerability chain in Microsoft SharePoint – which was disclosed over the ...

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