News

CPO Magazine6d
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 News10d
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 ...
Gaps in Microsoft SharePoint: Zero days that may not have been zero days at all
The attacks on SharePoint servers exploited known vulnerabilities for which patches were already available. It remains to be ...
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 ...
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 ...
What to know about a vulnerability being exploited on Microsoft SharePoint servers
Microsoft is issuing an emergency fix to close off a vulnerability in Microsoft’s SharePoint software that hackers have ...
CPO Magazine1d
U.S. Nuclear Agency Breached via ToolShell SharePoint Vulnerability Chain
A U.S. nuclear agency was among the victims of the SharePoint vulnerability chain, which was exploited to compromise over 54 ...
Krebs on Security10d
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 ...
CSO Online10d
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 ...
PCMag on MSN10d
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 ...
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 ...
GovInfoSecurity10d
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 ...