Microsoft, SharePoint and Under Attack
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Federal cybersecurity officials have issued a warning to Microsoft users about a security flaw allowing hackers to access to certain SharePoint systems.
Microsoft confirms Chinese hackers exploited a SharePoint flaw; Patches now available. Cloud-based Microsoft 365 not affected.
Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and must assume they have already been compromised.
Microsoft warned SharePoint Server users of a vulnerability dubbed ToolShell in the software that was assigned CVE-2025-53770 (CVSS 9.8).
The Register on MSN1d
Microsoft SharePoint victim count hits 400+ orgs in ongoing attacks
US DOE among breached government agencies More than 400 organizations have been compromised in the Microsoft SharePoint attack, according to Eye Security, which initially sounded the alarm on the mass exploitation last Friday,
Hackers are exploiting a flaw in a commonly used Microsoft program to gain access to passwords, sensitive data and more.