CVE-2026-59124: Microsoft Windows App

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Deserialization of untrusted data in Microsoft High Performance Computing (HPC) Pack allows an unauthorized attacker to execute code over a network.

Affected products

• Microsoft Windows App: before 2.0.1314.0 (fixed in 2.0.1314.0)

Published 2026-08-11. Last modified 2026-08-16.