RedSun: System user access on Win 11/10 and Server with the April 2026 Update

https://github.com/Nightmare-Eclipse/RedSun

Article

  • PoC exploit granting SYSTEM-level user access on Windows 10/11 and Server
  • Targets a vulnerability introduced or exposed by the April 2026 Windows Update
  • Full PoC code published publicly on GitHub
  • Minimal documentation; code dropped for researchers to analyze

Discussion

  • Single comment notes author said they’d ‘just drop the PoC’ — and apparently did exactly that

Discuss on HN


Type Link
Added Apr 16, 2026
Modified Apr 16, 2026