News

Microsoft Blames ‘China-Based Threat Actor’ for SharePoint Attacks
A series of cyberattacks targeting Microsoft collaboration software, specifically SharePoint, have been linked to Chinese ...
ExtremeTech34m
Microsoft Tried—and Failed—to Fix SharePoint Security Flaw Earlier This Month
Though the vulnerability was first identified in May, it's taken more than two months for Microsoft to issue an effective fix.
Microsoft identifies Chinese hacking groups behind persistent SharePoint server attacks
Microsoft identified three China-based hacking groups targeting SharePoint vulnerabilities in the ongoing cyberattack, and ...
Chinese hackers breach US nuclear security agency in cyberattack operation, officials say
Chinese hackers breached the U.S. National Nuclear Security Administration through Microsoft SharePoint, with the Energy ...
Microsoft Warns Of Active Exploits Targeting SharePoint Vulnerabilities
Microsoft warns of active attacks by Chinese hackers exploiting SharePoint flaws CVE-2025-49706 and CVE-2025-49704, urging urgent patching and mitigation steps.
Chinese Hackers Are Exploiting Flaws in Widely Used Software, Microsoft Says
The company said state-backed hacking groups were breaching systems through flaws in SharePoint, which is used by the U.S.
WinBuzzer5h
SharePoint Zero-Day Breach Hits 400 Firms; Microsoft Points to Chinese State Hackers
A critical SharePoint zero-day (CVE-2025-53770) has been used to breach 400 firms, including the US nuclear agency. Microsoft ...
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 ...
Microsoft SharePoint software-related hacks claim 400 victims - report
Researchers at Netherlands-based Eye Security said that there have been nearly 400 victims of hacking related to vulnerabilities in Microsoft (MSFT) software SharePoint.
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 ...
What to know about ToolShell, the SharePoint threat under mass exploitation
The name was coined by Dinh Ho Anh, a researcher from Khoa of Viettel Cyber Security, who developed the exploit. The ...
GovInfoSecurity6h
US Nuclear Agency Breach Tied to SharePoint Zero-Days
The U.S. government agency that maintains and designs America's nuclear weapons was reportedly breached by attackers ...