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 ...
New zero-day bug in Microsoft SharePoint under widespread attack
Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and ...
Krebs on Security1d
Microsoft Fix Targets Attacks on SharePoint Zero-Day
Microsoft also has issued a patch for a related SharePoint vulnerability — CVE-2025-53771; Microsoft says there are no signs ...
PCMag on MSN1d
Mass Exploitation: Hackers Hit Zero-Day Flaw in Microsoft's SharePoint
The newly discovered flaw in Microsoft's SharePoint software has allowed hackers to target dozens of companies and ...
SecurityWeek4h
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 links Sharepoint ToolShell attacks to Chinese hackers
Hackers with ties to the Chinese government have been linked to a recent wave of widespread attacks targeting a Microsoft ...
Microsoft SharePoint zero-day exploited in RCE attacks, no patch available
Critical zero-day vulnerabilities in Microsoft SharePoint, tracked as CVE-2025-53770 and CVE-2025-53771, have been actively ...
CSO Online15h
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 ...
Microsoft SharePoint zero-day breach hits 75 servers: Here’s what the company said on the attack
A critical zero-day vulnerability, CVE-2025-53770, is actively exploited in Microsoft SharePoint, impacting 75 company ...
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 ...
SecurityWeek15h
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 ...
India Today on MSN2d
Microsoft SharePoint zero-day hack hits 'tens of thousands' of servers globally
A zero-day vulnerability in Microsoft’s SharePoint server software has triggered a global cyberattack affecting government ...