Microsoft’s January 2026 Patch Tuesday fixes 112 CVEs, including an exploited Windows DWM zero-day, plus critical flaws ...

Tech giant Microsoft on Tuesday said that three groups of China-based hackers were behind an ongoing cyberattack on its SharePoint file-sharing system. The Microsoft Security Response Center first ...

WASHINGTON/LONDON, July 21 (Reuters) - A sweeping cyber espionage operation targeting Microsoft (MSFT.O), opens new tab server software compromised about 100 organizations as of the weekend, two of ...

A major zero-day security vulnerability in Microsoft's widely used SharePoint server software has been exploited by hackers, causing chaos within businesses and government agencies, multiple outlets ...

Update, July 21, 2025: This story, originally published on July 20, has been updated to include additional expert comments regarding the global zero-day attack impacting Microsoft on-premise ...

Government agencies and thousands of companies could be affected by the zero-day breach. Government agencies and thousands of companies could be affected by the zero-day breach. is a news writer ...

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 ...

Microsoft has issued an urgent security alert warning of "active attacks" targeting SharePoint servers used by government agencies and businesses worldwide. The attacks, discovered over the weekend, ...

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CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration and implement live threat detection. Attackers are exploiting a previously ...