national nuclear security administration sharepoint

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National Nuclear Security Administration, Microsoft

Chinese hackers breach US nuclear security agency in cyberattack operation, officials say

Microsoft warned that Chinese state-sponsored actors were exploiting flaws in the SharePoint software of institutions across the globe.

· 20h · on MSN

US nuclear weapons agency breached in Microsoft SharePoint hack, Bloomberg News reports

· 6h · on MSN

Microsoft says China-backed cybercriminals hacked into US nuclear weapons agency

· 1d

What to know about a vulnerability being exploited on Microsoft SharePoint servers

Microsoft has issued an emergency fix to close off a vulnerability in Microsoft’s widely-used SharePoint software that hackers have exploited to carry out widespread attacks on businesses and at leas...

· 6h

The Microsoft SharePoint breach was massive. The response has been minimal

· 13h

Chinese Hackers Are Exploiting Flaws in Widely Used Software, Microsoft Says

· 18h

Microsoft servers hacked by Chinese groups, says tech giant

Microsoft said Linen Typhoon had "focused on stealing intellectual property, primarily targeting organizations related to government, defence, strategic planning, and human rights" for 13 years.

· 14h

Microsoft knew of SharePoint security flaw but failed to effectively patch it, timeline shows

· 1d

Microsoft accuses Chinese hackers of exploiting SharePoint software

4hon MSN

Hundreds of organizations breached by SharePoint mass-hacks

One of the hacked organizations reportedly includes the U.S. agency responsible for maintaining the country's stockpile of nuclear weapons. China-backed hackers have been observed carrying out the hacks targeting SharePoint servers.

4hon MSN

The SharePoint flaw has now hit over 400 companies including a US nuclear administration

The SharePoint vulnerabilities that Microsoft released emergency patches for earlier this week – tracked as CVE-2025-53770 and CVE-2025-53771 – have been exploited much further than previously thought.

2hon MSN

Microsoft SharePoint victim count hits 400+ orgs in ongoing attacks

More than 400 organizations have been compromised in the Microsoft SharePoint attack, according to Eye Security, which initially sounded the alarm on the mass exploitation last Friday, even before Redmond confirmed the critical vulnerabilities.