Microsoft(US:MSFT) 智通财经网·2025-07-21 04:04Group 1 - Microsoft is facing a significant cybersecurity threat as its server software is under attack by unknown hackers, potentially leading to widespread security vulnerabilities globally [1] - The company has released a new security patch for SharePoint servers to mitigate active attacks on on-premises servers and is deploying additional fixes [1] - The U.S. Cybersecurity and Infrastructure Security Agency has confirmed the existence of the vulnerability, which allows hackers to access file systems, internal configurations, and execute code over the network [1] Group 2 - Over 10,000 companies globally using SharePoint servers are estimated to be at risk, with the highest number of affected enterprises located in the U.S., followed by the Netherlands, the UK, and Canada [1] - Cybersecurity experts warn that these vulnerabilities pose a serious threat, with indications that hackers are already exploiting them [1] - This incident is part of a series of recent cyberattacks on Microsoft, with previous warnings about Asian hackers targeting remote management tools and cloud applications [2]