CVE-2026-10840 – Openshift-pipelines-operator-rh: openshift-pipelines-operator: tekton-scheduler-rolebinding grants system:authenticated write access to kueue and cert-manager resources

CVE ID :CVE-2026-10840

Published : June 4, 2026, 12:16 p.m. | 16 minutes ago

Description :A flaw was found in the OpenShift Pipelines operator. The tekton-scheduler-rolebinding ClusterRoleBinding grants the system:authenticated group write access to Kueue and cert-manager custom resources via the tekton-scheduler-role ClusterRole. When Kueue or cert-manager CRDs are present on the cluster, any authenticated user can disrupt workload scheduling, tamper with scheduling priorities, delete other tenants’ Workload objects, or induce cert-manager to overwrite TLS Secrets including the default ingress controller certificate.

Severity: 9.6 | CRITICAL

Visit the link for more details, such as CVSS details, affected products, timeline, and more…