Microsoft High Performance Computing (HPC) Pack Elevation of Privilege Vulnerability
Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely CVE-2026-122987 · score 5.9/10
What could go wrong?
Someone who already has a normal account could give themselves full admin rights.
How urgent is it?
Check Microsoft’s page for details.
Who is affected?
Microsoft HPC Pack 2019, Microsoft HPC Pack 2016
What should I do?
Install this month’s updates via Windows Update, Intune or your update tool, then restart.
Known problems
Microsoft lists known issues per update: no KB article listed. Official page.