7.1Alta
CVE-2026-10840Openshift-pipelines-operator-rh: openshift-pipelines-operator: tekton-scheduler-rolebinding grants system:authenticated write access to kueue and cert-manager resources
Descripción
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.
Debilidad (CWE):
CWE-732
Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.
Productos y versiones afectados
| Fabricante | Producto | Versiones | |
|---|---|---|---|
| openshift builds | 1.7 | — | |
| openshift builds | 1.8 | — | |
| Red Hat | OpenShift Pipelines | all versions | |
| Red Hat | Red Hat OpenShift Builds 1.7.3 | all versions | |
| Red Hat | Red Hat OpenShift Builds 1.8.1 | all versions |
Referencias y parches
- RHSA-2026:36648 vendor-advisory
- RHSA-2026:41036 vendor-advisory
- https://access.redhat.com/security/cve/CVE-2026-10840 vdb-entry
- RHBZ#2484720 issue-tracking
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-10840.json