News

PCMag on MSN8d
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 ...
CPO Magazine4d
Microsoft Releases Emergency Updates Amid Active Exploitation of SharePoint Zero-Day Vulnerability Chain
Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code ...
The Hacker News8d
Critical Unpatched SharePoint Zero-Day Actively Exploited, Breaches 75+ Company Servers
The U.S. Cybersecurity and Infrastructure Security Agency (CISA), in an alert, said it's aware of active exploitation of ...
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 ...
Krebs on Security8d
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 ...
Hackers exploiting SharePoint zero-day seen targeting government agencies
The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily ...
SecurityWeek5d
ToolShell Attacks Hit 400+ SharePoint Servers, US Government Victims Named
More information has emerged on the ToolShell SharePoint zero-day attacks, including impact, victims, and threat actors.
Microsoft fixes SharePoint zero-day exploits used in cyberattacks and ransomware - how to patch them
Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities. Here's what we know about the security flaws and how to guard against future ...
SharePoint vulnerability with 9.8 severity rating under exploit across globe
The vulnerability, tracked as CVE-2025-53770, carries a severity rating of 9.8 out of a possible 10. It gives unauthenticated ...
The Hacker News7d
Hackers Exploit SharePoint Zero-Day Since July 7 to Steal Keys, Maintain Persistent Access
Active SharePoint exploits since July 7 target governments and tech firms globally, risking key theft and persistent access.
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 ...
GovInfoSecurity8d
Attackers Exploit Zero-Day Flaws in On-Premises SharePoint
Hackers have been exploiting two zero-day vulnerabilities in on-premises installations of Microsoft SharePoint to gain remote ...