Vulnerability · Published Apr 14, 2026 · Assigned by microsoft
CVE-2026-32184Microsoft High Performance Compute (HPC) Pack Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity unsafe deserialization in Microsoft HPC Pack 2019 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 80% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)1.9%top 19.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Deserialization of untrusted data in Microsoft High Performance Compute Pack (HPC) allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft HPC Pack 2019 | 1.0.0 – before 6.3.8355 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Microsoft High Performance Compute (HPC) Pack Elevation of Privilege Vulnerability vendor-advisory, patch