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Visual representation of Daxin Rootkit and Stupig Backdoor threats in Taiwan.

Long-Lived Daxin Rootkit and Stupig Backdoor in Taiwanese Tech Network

CyberSecureFox Editorial Team

Teams from Symantec and the Carbon Black Threat Hunter Team have discovered an active instance …

Diagram showing data transfer from a laptop to cloud storage with warning sign.

How xAI’s Grok Build Tool Sent Full Git Repositories to Its Cloud

CyberSecureFox Editorial Team

The Grok Build CLI tool from xAI, designed to help with writing code, was, according …

Visual representation of Secure Boot concepts with UEFI and Microsoft's role.

ESET finds vulnerable legacy UEFI shims undermining Secure Boot

CyberSecureFox Editorial Team

Researchers at ESET identified 11 legacy UEFI bootloaders (so-called shims) signed by Microsoft that are …

Visual representation of CVE-2026-58644 affecting SharePoint system.

What CVE-2026-58644 in Microsoft SharePoint Means for Security

CyberSecureFox Editorial Team

On July 16, 2026, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the CVE-2026-58644 …