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

The newly discovered flaw in Microsoft's SharePoint software has allowed hackers to target dozens of companies and ...

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

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

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

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

Microsoft has issued an emergency fix to close off a vulnerability in Microsoft’s widely-used SharePoint software that ...

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 vulnerability, tracked as CVE-2025-53770, carries a severity rating of 9.8 out of a possible 10. It gives unauthenticated ...

CISA gave agencies until the end of the day on Monday to mitigate a severe zero-day vulnerability in Microsoft's widely used ...

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

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