Eye Security, a cybersecurity firm, says it "identified active large-scale exploitation" of the new vulnerability "being used ...

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

A top security researcher claims the massive SharePoint zero-day attack was fueled by a leak from a Microsoft partner program ...

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

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

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

Federal cybersecurity officials have issued a warning to Microsoft users about a security flaw allowing hackers to access to ...

Governments, schools, healthcare providers and large enterprise firms are at risk, one cyber threat intelligence chief said.

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), ...

Microsoft warned of active zero-day attacks on SharePoint servers used by government and businesses, with FBI investigating.