---
id: 8882
title: "[CVE-2026-41091] RedSun: Exploiting Windows Defender's Remediation Workflow"
cve: CVE-2026-41091
source_domain: calif.io
source_url: "https://calif.io/research/redsun"
published_at: "2026-06-01T00:00:00Z"
tags: ["vulnerability-research", "windows", "exploitation", "edr", "windows-defender", "cve-2026-41091"]
phying_url: "https://phying.com/item/8882"
lang: en
---

# [CVE-2026-41091] RedSun: Exploiting Windows Defender's Remediation Workflow

## Summary

# RedSun: Exploiting Windows Defender's Remediation Workflow Just showing some appreciation for Nightmare-Eclipse's excellent work. Hopefully this won't get us banned! Carlos Roque June 1, 2026...

## Intelligence Metadata

- **Sources:** calif.io
- **CVE:** CVE-2026-41091
- **Published:** 2026-06-01T00:00:00Z
- **Original:** https://calif.io/research/redsun
- **Phying News:** https://phying.com/item/8882