News

What to know about ToolShell, the SharePoint threat under mass exploitation
The name was coined by Dinh Ho Anh, a researcher from Khoa of Viettel Cyber Security, who developed the exploit. The ...
SecurityWeek5d
ToolShell Zero-Day Attacks on SharePoint: First Wave Linked to China, Hit High-Value Targets
More details emerged on the ToolShell zero-day attacks targeting SharePoint servers, but confusion remains over the ...
GovInfoSecurity6d
Attackers Exploit Zero-Day Flaws in On-Premises SharePoint
Hackers have been exploiting two zero-day vulnerabilities in on-premises installations of Microsoft SharePoint to gain remote ...
Government Technology4d
As SharePoint Exploit Emerged, State Cyber Teams Mobilized
State CISOs in North Carolina and Arizona said their teams began work immediately to ensure on-prem SharePoint systems were ...
SecurityWeek3d
ToolShell Attacks Hit 400+ SharePoint Servers, US Government Victims Named
More information has emerged on the ToolShell SharePoint zero-day attacks, including impact, victims, and threat actors.
Microsoft releases emergency security updates to fix SharePoint zero-day flaws — everything you need to know
M icrosoft has released two emergency patches to address zero-day vulnerabilities that have been found in SharePoint RCE.
Krebs on Security6d
Microsoft Fix Targets Attacks on SharePoint Zero-Day
Microsoft also has issued a patch for a related SharePoint vulnerability — CVE-2025-53771; Microsoft says there are no signs ...