Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code ...

A U.S. nuclear agency was among the victims of the SharePoint vulnerability chain, which was exploited to compromise over 54 ...

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) issued an alert Sunday detailing active exploitation of a ...

Microsoft has released a critical patch for a security flaw in its SharePoint software. Hackers actively exploited this vulnerability, targeting businesses and US government agencies. The company ...

Critical zero-day vulnerabilities in Microsoft SharePoint, tracked as CVE-2025-53770 and CVE-2025-53771, have been actively ...

Microsoft is issuing an emergency fix to close off a vulnerability in Microsoft’s SharePoint software that hackers have ...

CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration ...

Microsoft also has issued a patch for a related SharePoint vulnerability — CVE-2025-53771; Microsoft says there are no signs ...

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 ...

The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily ...

Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and ...

More details emerged on the ToolShell zero-day attacks targeting SharePoint servers, but confusion remains over the ...