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The US National Nuclear Security Administration and other agencies have been breached by hackers exploiting vulnerabilities ...

US DOE among breached government agencies More than 400 organizations have been compromised in the Microsoft SharePoint ...

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 ...

The SharePoint vulnerabilities that Microsoft released emergency patches for earlier this week – tracked as CVE-2025-53770 ...

The Department of Energy, which oversees the agency that manages the US nuclear weapons stockpile, confirms it was affected ...

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

Unknown threat actors have reportedly breached the National Nuclear Security Administration's (NNSA) network in attacks ...

Unknown threat actors have breached the National Nuclear Security Administration's network in attacks exploiting a recently ...