What’s Vulnerable › Vulnerabilities
CVE-2026-59124: Microsoft High Performance Computing (HPC) Pack Remote Code Execution Vulnerability
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-11 · updated 2026-10-30
- Weakness: CWE-502
Description
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 Client for Windows Desktop: before 2.0.1314.0 — fixed in 2.0.1314.0
- Microsoft HPC Pack 2019: from 1.0.0 before 6.3.8359 — fixed in 6.3.8359
How to fix
Upgrade to a fixed version: Microsoft Windows App Client for Windows Desktop 2.0.1314.0; Microsoft HPC Pack 2019 6.3.8359. Check the vendor advisory for mitigations.
References
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