News

Google, Microsoft say Chinese hackers are exploiting SharePoint zero-day
The tech giants have evidence that Chinese hackers are exploiting the new bug, but warned "multiple actors" are also hacking ...
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 ...
CSO Online20h
Microsoft SharePoint zero-day breach hits on-prem servers
CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration ...
US nuclear weapons agency breached using Microsoft SharePoint hack
The US government agency in charge of designing and maintaining nuclear weapons was among those breached by a hack of ...
US nuclear weapons agency reportedly breached in Microsoft SharePoint attacks
Hours after Microsoft revealed hacking groups affiliated with the Chinese government have been exploiting a flaw in its SharePoint software, Bloomberg News reports that the National Nuclear Security ...
SecurityWeek21h
SharePoint Under Attack: Microsoft Warns of Zero-Day Exploited in the Wild – No Patch Available
Microsoft warned SharePoint Server users of a vulnerability dubbed ToolShell in the software that was assigned CVE-2025-53770 ...
SecurityWeek9h
Microsoft Says Chinese APTs Exploited ToolShell Zero-Days Weeks Before Patch
Microsoft says the Chinese threat actors Linen Typhoon, Violet Typhoon, and Storm-2603 have been exploiting the ToolShell ...
Microsoft SharePoint Hack Breaches US National Nuclear Security Administration
The active exploitation of a zero-day vulnerability in Microsoft SharePoint has led to a sweeping cyberattack involving over ...
DataBreachToday21h
Microsoft Traces On-Premises SharePoint Exploits to China
Microsoft said an attack campaign targeting zero-day vulnerabilities in on-premises SharePoint servers appears to have begun ...
Microsoft patches critical SharePoint 2016 zero-days amid active exploits
Since the zero-day vulnerability was already being exploited, the wait for a fix was no doubt agonizing for administrators, especially for organizations running SharePoint Server 2016, which took an ...
Nuclear Weapons Agency Breached in Microsoft SharePoint Hack
The US agency responsible for maintaining and designing the nation’s cache of nuclear weapons was among those breached by a ...
Microsoft says Chinese hacking groups are behind SharePoint attacks
At least 54 organizations have been breached in the attacks. Some of the attacks that targeted organizations using an ...