CVE-2026-83793 | Microsoft Windows up to Server 2025 Windows Update Orchestrator Service privileges management

October 14, 2026 Yanac

A vulnerability classified as very critical has been found in Microsoft Windows up to Server 2025. This issue affects some unknown processing of the component Windows Update Orchestrator Service. This manipulation causes improper privilege management.

This vulnerability is registered as CVE-2026-83793. The attack needs to be launched locally. No exploit is available.

Applying a patch is the recommended action to fix this issue.VulDB Recent EntriesRead More