Windows Defender ShieldCrash Exploit Bypasses Patch

A new Windows Defender ShieldCrash exploit grants SYSTEM access on fully patched systems, defeating the fix Microsoft shipped days earlier.

A new Windows Defender ShieldCrash exploit went public on September 9, granting SYSTEM-level access on fully patched Windows 10, Windows 11, and Windows Server systems, including machines that had already installed Microsoft’s own September Patch Tuesday fix for the previous bug in the same family. No CVE has been assigned, and no patch or official…

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Top 5 Cybersecurity News Stories August 28, 2026

Cybersecurity News Stories August 28, 2026 image showing five exploited trust layers in one week across identity, OT, developer infrastructure, communications, and endpoint security`

This week’s Cybersecurity News Stories August 28, 2026 arrives with a pattern that cuts across every story: the infrastructure that organisations designate as trusted — the identity service that decides who gets access, the security tool that watches for threats, the developer pipeline that builds and deploys code, the video conferencing platform that carries internal…

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Windows Defender Zero-Day Vulnerability Has No Patch

Windows Defender zero-day vulnerability

A Windows Defender zero-day vulnerability disclosed on August 12, 2026 lets a low-privileged local attacker bypass Microsoft’s own patch for an earlier Defender flaw and escalate straight to SYSTEM. Tracked as CVE-2026-69414 and nicknamed ShieldBreak, the flaw still has no fix ten days after Microsoft assigned the CVE. Any Windows endpoint running default Defender is…

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