Privilege Escalation in Red Hat OpenShift AI Overlay for Training Operator
CVE-2026-18951

8.8HIGH

Key Information:

Vendor

Red Hat
Status
Red Hat Openshift Ai (rhoai)
Vendor
CVE Published:
10 August 2026

What is CVE-2026-18951?

A vulnerability exists in the Red Hat OpenShift AI overlay for the training operator, where it incorrectly manages permissions for TrainJobs within the Kubernetes environment. This issue allows any user with edit ClusterRole permissions to create, modify, and delete TrainJobs. If combined with another issue that enables arbitrary pod configurations, an attacker could exploit this flaw to escalate their privileges, leading to potential arbitrary code execution in the affected namespace.

References

https://access.redhat.com/security/cve/CVE-2026-18951
vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2511187
issue-trackingx_refsource_REDHAT

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.