Active SharePoint exploits since July 7 target governments and tech firms globally, risking key theft and persistent access.

Chinese hackers breached the U.S. National Nuclear Security Administration through Microsoft SharePoint, with the Energy Department confirming no sensitive information was stolen.

A person familiar with the matter told Bloomberg News that no sensitive or classified information is known to have been compromised.

The zero-day vulnerability — which was first disclosed late Saturday — has been exploited by several Chinese state-aligned groups, according to Microsoft.

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.

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

NEW YORK (AP) — 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.

The number of companies and organizations compromised by a security vulnerability in Microsoft Corp.’s SharePoint servers is increasing rapidly, with the tally of victims soaring more than six-fold in a few days,