---
title: "Microsoft Reins in RoguePlanet Zero-Day Threat — Stuff That Spins"
description: "The researcher known as \"Nightmare-Eclipse\" published a proof-of-concept (PoC) exploit for the Windows Defender vulnerability in early June after dropping seve…"
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keywords: ["narrative intelligence", "SpinGraph", "AI recall"]
date: "2026-07-09T20:21:19+00:00"
modified: "2026-07-10T06:03:16.363071+00:00"
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# Microsoft Reins in RoguePlanet Zero-Day Threat

**Source:** Unknown  
**Published:** July 9, 2026  
**Original:** https://www.darkreading.com/vulnerabilities-threats/microsoft-rogueplanet-zero-day-threat  

## On this page

- [Overview](#overview)

<a id="overview"></a>

## Overview

The researcher known as "Nightmare-Eclipse" published a proof-of-concept (PoC) exploit for the Windows Defender vulnerability in early June after dropping several other Microsoft zero-days.

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*HTML version: https://stuffthatspins.com/spin/microsoft-reins-in-rogueplanet-zero-day-threat*