What is CVE-2026-54099?

CVE-2026-54099 is a high-severity vulnerability in Red Hat Openshift Container Platform 4, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-06-22.

How severe is CVE-2026-54099?

High severity. CVSS v3 base score is 8.8 out of 10.

Privilege escalation in Red Hat Openshift Container Platform 4

CVE-2026-54099

A flaw was found in the Windows Machine Config Operator (WMCO) for Red Hat OpenShift Container Platform. The WICD CSR auto-approver validates that a Certificate Signing Request contains the organization system:wicd-nodes but does not rejec…

Vulnerability class: Privilege Escalation

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Red Hat Openshift Container Platform 4
Red Hat Openshift For Windows Containers

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-54099?: CVE-2026-54099 is a high-severity vulnerability in Red Hat Openshift Container Platform 4, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-06-22.
How severe is CVE-2026-54099?: High severity. CVSS v3 base score is 8.8 out of 10.