A critical zero-day vulnerability, CVE-2025-53770, is actively exploited in Microsoft SharePoint, impacting 75 company servers, including major corporations and US government agencies. This flaw ...

Microsoft has confirmed a widespread issue in Windows Server Update Services (WSUS) that prevents organizations from syncing with Microsoft Update and deploying the latest Windows updates.

Microsoft has issued an alert about “active attacks” on server software used by government agencies and businesses to share documents within organizations and recommended security updates that ...

The security vulnerability was allowing unauthorized access to on-site Microsoft SharePoint servers.

A sweeping cyber espionage operation targeting Microsoft server software compromised about 100 organizations as of the weekend, two of the organizations that helped uncover the campaign said.

Microsoft has issued an urgent alert about active zero-day cyberattacks targeting on-premises SharePoint servers used by U.S. government agencies and businesses, prompting immediate security ...

What do you do now? The vulnerability targets SharePoint server software so customers of that product will want to immediately follow Microsoft's guidance to patch their on-site systems.

Microsoft is issuing an emergency fix to close off a vulnerability in Microsoft's SharePoint software that hackers have exploited to carry out widespread attacks on businesses and at least some ...

Microsoft SharePoint vulnerability In its alert about the ongoing attacks on SharePoint servers, Microsoft urged customers to install new security updates.

Microsoft’s July 2025 Patch Tuesday fixes 137 vulnerabilities, including critical flaws in SQL Server, Netlogon, Office, and the .NET Framework.