Chinese state-sponsored hackers have exploited vulnerabilities in Microsoft software to breach sensitive systems around the world, including those of the U. S.

The company said state-backed hacking groups were breaching systems through flaws in SharePoint, which is used by the U.S.

Though the vulnerability was first identified in May, it's taken more than two months for Microsoft to issue an effective fix.

Major cyberattacks in 2025 so far have included the Microsoft SharePoint Server “ToolShell” attacks, the ransomware attack ...

A critical SharePoint zero-day (CVE-2025-53770) has been used to breach 400 firms, including the US nuclear agency. Microsoft ...

One of the hacked organizations reportedly includes the U.S. agency responsible for maintaining the country's stockpile of ...

Chinese hacking groups have exploited vulnerabilities in Microsoft’s on-premises SharePoint servers, targeting business data, the company has revealed. State-backed groups Linen Typhoon and Violet ...

The number of companies and organizations compromised by a security vulnerability in Microsoft Corp.’s SharePoint servers is ...

The Trump administration on Wednesday unveiled its AI action plan, a package of initiatives and policy recommendations meant ...

Amazon is closing its artificial intelligence lab in Shanghai. This decision is due to increasing tensions between the United ...

A series of cyberattacks targeting Microsoft collaboration software, specifically SharePoint, have been linked to Chinese ...

More than 400 systems have been compromised so far in the widespread cyberattacks exploiting vulnerabilities in Microsoft ...