In October 2025, Microsoft released a security update addressing CVE-2025-59287, a critical vulnerability in Windows Server Update Services. Unfortunately, this update inadvertently affected hotpatching functionality for certain Windows Server 2025 users, particularly those using physical servers and some virtual machines. As a result, these systems have been temporarily removed from the Hotpatch track until a corrective update can be implemented in early 2026. This situation emphasizes the difficulties of deploying zero-downtime updates in complex environments, where timely security fixes are crucial.
Microsoft’s handling of this incident illustrates the delicate balance between rapid response to vulnerabilities and the stability of patch deployment mechanisms. Administrators are advised to monitor update statuses closely while utilizing specific workarounds to retain hotpatch eligibility. The continued reliance on WSUS for centralized update management in industries such as finance and healthcare increases the urgency for effective patch solutions. With potential exploitation risks from CVE-2025-59287, rapid corrective measures are necessary for maintaining operational integrity in these sectors.
👉 Pročitaj original: Cyber Security News
