Search results for "Microsoft Defender"

Technology 19 Aug 2026

Microsoft Defender Update Crashes Scans on Windows 10 and 11

A faulty Microsoft Defender intelligence update crashed Quick and Full scans on Windows 10 and 11 starting August 18. The fixed Security Intelligence version 1.457.236.0 resolves the issue and arrives via Windows Update.

Technology 12 Aug 2026

Microsoft Defender 'ShieldBreak' Zero-Day Bypasses RoguePlanet Patch, Grants SYSTEM Access Follow-up

Security researcher Nightmare Eclipse released the ShieldBreak zero-day exploit for Microsoft Defender, claiming it bypasses the July patch for CVE-2026-50656. The flaw grants SYSTEM privileges on fully patched Windows 11 and Server 2025 when Defender is enabled.

News 09 Sep 2026

Microsoft Defender ShieldCrash zero-day grants SYSTEM access despite September patch

Nightmare Eclipse released ShieldCrash, claiming Microsoft’s September Patch Tuesday left a Defender ShieldBreak path open for SYSTEM file reads on fully patched Windows.