TL;DR Dell patched three flaws in its PowerStore T storage family. The most severe, CVE-2026-67271, scores a CVSS of 9.8. This Dell PowerStore vulnerability lets an unauthenticated attacker trigger denial of service and remote code execution over SMB. Why it matters PowerStore arrays hold critical enterprise data. A remote takeover there is severe. The top Dell PowerStore vulnerability needs no login and no user interaction.