Microsoft Moves to Patch ShieldBreak Defender Exploit Linked to RoguePlanet
Microsoft says it is actively developing a patch for ShieldBreak, a Defender privilege-escalation zero-day tied to the RoguePlanet flaw; a Nightmare Eclipse PoC claims the exploit can bypass patches on Windows 11/Server environments with Defender enabled, while Windows 10 variants remain vulnerable, with full details to be released under CVE-2026-69414.