CVE-2026-20821 | Microsoft Windows up to Server 2025 Remote Procedure Call information disclosure

January 13, 2026 Yanac

A vulnerability identified as problematic has been detected in Microsoft Windows. This affects an unknown function of the component Remote Procedure Call. Performing a manipulation results in information disclosure.

This vulnerability is known as CVE-2026-20821. Attacking locally is a requirement. No exploit is available.

To fix this issue, it is recommended to deploy a patch.VulDB Recent EntriesRead More