Microsoft has issued 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 federal agencies.

Microsoft issued an emergency fix to close off a vulnerability in its SharePoint software that hackers have exploited to carry out widespread attacks on businesses and at least some federal agencies.The software giant on Saturday said it was aware of "active attacks" that exploited vulnerabilities in the program,

Microsoft said the company has been "coordinating closely with CISA, DOD Cyber Defense Command, and key cybersecurity partners around the world throughout our response."

According to data from Shodan, a search engine that helps to identify internet-linked equipment, over 8,000 servers online could theoretically have already been compromised by hackers.

Microsoft Corp. advirtió que piratas informáticos están atacando activamente a los clientes de su software de gestión de documentos SharePoint, y los investigadores de seguridad han señalado el riesgo de que se produzcan violaciones de seguridad a gran escala en todo el mundo.

The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily targeted government organizations, according to researchers as well as news reports.