CVE-2026-59124CWE-502insecure-deserialization

CVE-2026-59124

Critical · published August 11, 2026

CVSS v3.1
9.8
EPSS
2%
Percentile
74.6
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01532 · 74.6th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-08-11T21:18Z
Affected products (1)
ProductVersionsFixed in
microsoft/windows_app< 2.0.1314.02.0.1314.0
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59124 · [email protected]
EPSS history
Timeline
  • 11 AUG 17:03Z
    Microsoft High Performance Computing (HPC) Pack Remote Code Execution Vulnerability
    cvelistv5