September 2026 Windows Print Stack Vulnerabilities
How the fifteen print-stack vulnerabilities in Microsoft's September 2026 security updates relate to ScrewDrivers: twelve in the Windows Print Spooler, two in the HTTP Print Provider (CVE-2026-69769, CVE-2026-69623), and one in the Print Workflow service (CVE-2026-69602). Which Windows components ScrewDrivers depends on, and optional hardening steps you can evaluate for your environment.