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Critical Windows SMB Vulnerability Actively Exploited Despite Patch Availability

Federal cybersecurity officials confirm active exploitation of a high-severity Windows SMB vulnerability months after Microsoft released patches. The flaw, rated 8.8 on the CVSS scale, enables attackers to escalate privileges and move laterally within compromised networks. Organizations are urged to apply June 2025 security updates immediately.

Active Exploitation Confirmed

The Cybersecurity and Infrastructure Security Agency (CISA) has confirmed that a high-severity vulnerability in Microsoft’s Windows SMB client is now being actively exploited in the wild, according to reports. The flaw, tracked as CVE-2025-33073, was added to CISA’s Known Exploited Vulnerabilities catalog on October 20, indicating that threat actors are successfully leveraging the vulnerability in ongoing campaigns despite patches being available since June 2025.

by Nathan ColeOctober 21, 2025November 2, 2025

Assistive Technology Business Software File Management

NFS vs SMB: Why NFS Delivers Superior Speed Despite Complexity

NFS delivers significantly faster file transfer speeds than SMB due to its lean protocol design and kernel-level integration. While more complex to configure, NFS excels in Linux environments where performance matters most.

In the ongoing debate between NFS vs SMB for local file sharing, performance-conscious users consistently discover that NFS is significantly faster than SMB, though this speed advantage comes with increased configuration complexity. While cloud storage dominates casual file sharing, local network transfers remain essential for NAS devices, home labs, and multi-device households where raw speed matters. Understanding when to leverage each protocol’s strengths can dramatically improve your network file sharing experience.