News

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 ...
CPO Magazine7d
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 News11d
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 ...
The Hacker News10d
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.
GovInfoSecurity11d
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 ...
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 ...
The Register on MSN10d
Microsoft patches critical SharePoint 2016 zero-days amid active exploits
Admins urged to rotate machine keys, restart IIS after emergency fix Microsoft has good news for administrators running ...
Krebs on Security11d
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 ...
CPO Magazine2d
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 ...
PCMag on MSN11d
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 organizations. Only a partial fix has been issued.
CSO Online8d
Microsoft’s incomplete SharePoint patch led to global exploits by China-linked hackers
A July 8 fix for a critical SharePoint zero-day failed to stop active exploitation, enabling state-backed attackers to breach ...
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 ...