cve 2026 59124

CVE-2026-59124 is a critical remote-code-execution vulnerability in Microsoft High Performance Computing (HPC) Pack, rated 9.8, disclosed by Microsoft on August 11, 2026. However, the CVE record incorrectly identifies Windows App Client for Windows Desktop as the affected product. For HPC administrators, the immediate action is to validate exposure and restrict access to cluster-management services, but do not rely on the published product metadata for deployment decisions until Microsoft corrects the record. This tag covers discussions about the vulnerability, its metadata discrepancy, and guidance for securing HPC environments.