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.

The ToolShell bugs are being exploited by cybercriminals and APT groups alike, with the US on the receiving end of 13 percent ...

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

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

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

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 ...

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

Microsoft warned SharePoint Server users of a vulnerability dubbed ToolShell in the software that was assigned CVE-2025-53770 ...

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

While all patches against ‘ToolShell’ exploits are now available for on-premises SharePoint Servers, attackers will be ...