ShieldCrash zero-day breaks Microsoft's newest patch, AI agents compromise 440 school print servers, Fortinet's 92-day streak ends
Defender Patch Broken in 24 Hours, AI Agents Hit Papercut Servers, FTC Rolls Back Health App Breach Rules
Microsoft patched a Defender zero day, but a day later researcher Nightmare Eclipse released "ShieldCrash," a new exploit that bypasses the ShieldBreak fix, itself a bypass of an earlier Defender flaw, with a proof of concept working on fully patched Windows 10, 11, and Server to enable arbitrary file reads as SYSTEM.
Researchers also tied recent Papercut print server compromises to a suspected Russian-speaking criminal who used hundreds of AI agents (OpenAI Codex and a DeepSeek model)…
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