HIGH 8.1 NVD

CVE-2026-78444

Untrusted pointer dereference in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.

Affected Products

microsoft/windows_10_1809
microsoft/windows_server_2019
microsoft/windows_server_2022
microsoft/windows_server_2025

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78444

Published: 2026-09-08 · Source: NVD · Feed updated: 2026-09-11

This high severity vulnerability with a CVSS score of 8.1 was published on 2026-09-08 via NVD. Affected: microsoft/windows_10_1809, microsoft/windows_server_2019, microsoft/windows_server_2022 and 1 more.

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