Microsoft Patches Record 200 Vulnerabilities in June 2026 Patch Tuesday

Microsoft's June 10, 2026 Patch Tuesday fixed 200 vulnerabilities across Windows, Office, Azure and related products, including three publicly disclosed zero-days (BitLocker bypass CVE-2026-50507, HTTP/2 DoS CVE-2026-49160, and CTFMON privilege escalation CVE-2026-45586) and a critical wormable Windows Kernel use-after-free (CVE-2026-45657, CVSS 9.8). Organisations are advised to prioritise patching internet-facing systems, IIS/HTTP.sys, BitLocker-protected devices, Hyper-V and Remote Desktop Services, and to validate deployment within 72 hours.