Eye Security, a cybersecurity firm, says it "identified active large-scale exploitation" of the new vulnerability "being used in the wild" on SharePoint servers across the world and discovered "dozens ...

Department of Homeland Security headquarters, several of its agencies and the Department of Health and Human Services have ...

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

Hackers are actively exploiting a critical SharePoint zero-day (CVE-2025-53770), hitting 400+ firms and institutions like the ...

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

Microsoft has observed two named Chinese nation-state actors, Linen Typhoon and Violet Typhoon, exploiting vulnerabilities ...

Microsoft issued an alert about "active attacks" targeting its SharePoint server software, which is widely used by businesses and government agencies to share files.

The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily ...