CVE-2026-20857 | Microsoft Windows up to Server 2025 Cloud Files Mini Filter Driver untrusted pointer dereference

January 13, 2026 Yanac

A vulnerability described as critical has been identified in Microsoft Windows. The affected element is an unknown function of the component Cloud Files Mini Filter Driver. Executing a manipulation can lead to untrusted pointer dereference.

This vulnerability is handled as CVE-2026-20857. It is possible to launch the attack on the local host. There is not any exploit available.

A patch should be applied to remediate this issue.VulDB Recent EntriesRead More