⚡ Exploit-DB.ai CRITICAL
CRITICAL

CVE-2021-34527

Published: March 18, 2026 · Source: National Vulnerability Database (NVD)

⚡ AI Threat Assessment

PrintNightmare: Disable Print Spooler on all domain controllers immediately. Apply patches and restrict Point and Print. Widely exploited for ransomware delivery, lateral movement, and domain privilege escalation.

📋 Official Description

Windows Print Spooler Remote Code Execution Vulnerability known as PrintNightmare. Allows attackers to execute code with SYSTEM privileges via the Windows Print Spooler service.

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