This Alert was updated to reflect newly released information from Microsoft, and to correct the actively exploited Common ...

CISA gave agencies until the end of the day on Monday to mitigate a severe zero-day vulnerability in Microsoft's widely used ...

Microsoft has confirmed that vulnerabilities in its on-premises SharePoint Server installations, a network spoofing vulnerability (CVE-202549706), ...

A series of cyber intrusions targeting Microsoft’s SharePoint platform has triggered alarm across global businesses and ...

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

Multiple hacking groups—including state actors from China—have targeted a vulnerability in older, on-premises versions of the ...

A global cyberattack is unfolding as hackers exploit a critical zero-day vulnerability in Microsoft's SharePoint software, ...

Hackers are actively exploiting a critical SharePoint zero-day vulnerability to compromise dozens of servers and steal ...

A top security researcher claims the massive SharePoint zero-day attack was fueled by a leak from a Microsoft partner program, giving hackers a critical head start.

Google's Mandiant links a China-nexus hacking group to attacks on a critical SharePoint zero-day (CVE-2025-53770), as ...

Exploitation of the ToolShell RCE zero-day in Microsoft SharePoint continues to gather pace, with evidence emerging of ...

Microsoft confirms two known China-nexus threat actors, and one other suspected state-backed hacking group, are exploiting ...