Microsoft, SharePoint
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Microsoft said the company has been "coordinating closely with CISA, DOD Cyber Defense Command, and key cybersecurity partners around the world throughout our response."
The U.S. government agency that maintains and designs America's nuclear weapons was reportedly breached by attackers exploiting zero-day flaws in on-premises
A major security vulnerability in Microsoft's widely used Sharepoint server software has been exploited by hackers, causing chaos within businesses and government agencies.
Federal cybersecurity officials have issued a warning to Microsoft users about a security flaw allowing hackers to access to certain SharePoint systems.