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Vulnerabilities & PatchesEmerging1 sourceMay 4, 2026 · 14:00via Huntress Blog

dMSA Ouroboros: Self-Sustaining Credential Extraction in Windows Server 2025

Brief

A fully patched Windows Server 2025 domain is vulnerable to dMSA Ouroboros—a self-sustaining credential extraction technique requiring only standard delegated permissions. Learn how it works, why remediation fails, and how to detect it.

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