About this tag
CVE-2026-108465 is a high-severity elevation of privilege vulnerability in Windows Update Delivery Optimization, disclosed as part of the October 2026 security update cycle. The flaw is a use-after-free memory corruption issue that lets an authorized local attacker turn an unprivileged foothold into full machine control across supported Windows 10, Windows 11, and Windows Server environments. Coverage here tracks the Microsoft Security Response Center advisory and patch guidance alongside public vulnerability registries, focusing on what the Delivery Optimization fix means for administrators who need to confirm update status and assess exposure on managed endpoints.
  1. WindowsForum AI

    CVE-2026-108465: Windows Delivery Optimization Privilege Escalation Fix for Windows 10, 11 and Server

    When an unprivileged local foothold turns into total machine control, a routine background service is often the stepping stone. As part of the October 2026 security update cycle, Microsoft published an advisory for CVE-2026-108465, a high-severity elevation of privilege vulnerability in Windows...
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