{"id":"CVE-2026-50240","aliases":["EUVD-2026-118524","GHSA-8m5v-wh4r-5j96","GHSA-xgwg-gwg9-92cx"],"status":"published","title":"Pipelines-as-code: openshift-pipelines-operator-rh: pipelines-as-code: repository users can trigger namespace edit-equivalent execution via auto-provisioned pipeline serviceaccount","description":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of a Repository custom resource has permission to create PipelineRuns. A namespace user with only Repository and Secret create/delete permissions can cause PAC to execute attacker-controlled PipelineRuns as the auto-provisioned pipeline ServiceAccount, which carries ClusterRole/edit by default. This results in namespace-scoped privilege escalation, enabling Secret read, resource creation/modification/deletion, and potential supply chain injection in CI/CD namespaces.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00441,"percentile":0.38627,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-11-06T21:53:53Z","modified":"2026-11-10T02:32:27Z","products":[{"vendor":"red hat","product":"builds for red hat openshift"},{"vendor":"red hat","product":"openshift pipelines"},{"vendor":"red hat","product":"openshift serverless"},{"vendor":"red hat","product":"red hat openshift dev spaces"},{"vendor":"red hat","product":"red hat web terminal"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-50240","tags":["vdb-entry","x_refsource_REDHAT","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2484752","tags":["issue-tracking","x_refsource_REDHAT","report"]},{"url":"https://github.com/openshift-pipelines/pipelines-as-code/commit/ac1ff2337fce1ffdf888f513c6202caa95853927","tags":["fix"]},{"url":"https://github.com/tektoncd/pipelines-as-code/security/advisories/GHSA-8m5v-wh4r-5j96","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50240","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xgwg-gwg9-92cx"},{"url":"https://access.redhat.com/downloads/content/package-browser/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/50xxx/CVE-2026-50240.json","tags":["advisory"]},{"url":"https://github.com/tektoncd/pipelines-as-code","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-50240","title":"Pipelines-as-code: openshift-pipelines-operator-rh: pipelines-as-code: repository users can trigger namespace edit-equivalent execution via auto-provisioned pipeline serviceaccount","description":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of a Repository custom resource has permission to create PipelineRuns. A namespace user with only Repository and Secret create/delete permissions can cause PAC to execute attacker-controlled PipelineRuns as the auto-provisioned pipeline ServiceAccount, which carries ClusterRole/edit by default. This results in namespace-scoped privilege escalation, enabling Secret read, resource creation/modification/deletion, and potential supply chain injection in CI/CD namespaces.","status":"published","published":"2026-11-06T21:53:53.997Z","modified":"2026-11-10T08:08:55.224Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-09T12:33:09.950401Z"}],"euvd":[{"id":"EUVD-2026-118524","description":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of a Repository custom resource has permission to create PipelineRuns. A namespace user with only Repository and Secret create/delete permissions can cause PAC to execute attacker-controlled PipelineRuns as the auto-provisioned pipeline ServiceAccount, which carries ClusterRole/edit by default. This results in namespace-scoped privilege escalation, enabling Secret read, resource creation/modification/deletion, and potential supply chain injection in CI/CD namespaces.","status":"published","published":"2026-11-06T21:53:53Z","modified":"2026-11-10T08:08:55Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-09T12:16:47.210154Z"}],"ghsa":[{"id":"GHSA-xgwg-gwg9-92cx","title":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of...","description":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of a Repository custom resource has permission to create PipelineRuns. A namespace user with only Repository and Secret create/delete permissions can cause PAC to execute attacker-controlled PipelineRuns as the auto-provisioned pipeline ServiceAccount, which carries ClusterRole/edit by default. This results in namespace-scoped privilege escalation, enabling Secret read, resource creation/modification/deletion, and potential supply chain injection in CI/CD namespaces.","status":"published","published":"2026-11-07T00:31:24Z","modified":"2026-11-09T12:31:39Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-09T12:48:04.148562Z"}],"nvd":[{"id":"CVE-2026-50240","description":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of a Repository custom resource has permission to create PipelineRuns. A namespace user with only Repository and Secret create/delete permissions can cause PAC to execute attacker-controlled PipelineRuns as the auto-provisioned pipeline ServiceAccount, which carries ClusterRole/edit by default. This results in namespace-scoped privilege escalation, enabling Secret read, resource creation/modification/deletion, and potential supply chain injection in CI/CD namespaces.","status":"published","published":"2026-11-06T22:17:58.757Z","modified":"2026-11-10T09:17:22.533Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-09T14:14:35.892834Z"}],"osv":[{"id":"CVE-2026-50240","title":"Pipelines-as-code: openshift-pipelines-operator-rh: pipelines-as-code: repository users can trigger namespace edit-equivalent execution via auto-provisioned pipeline serviceaccount","description":"A flaw was found in OpenShift Pipelines-as-Code (PAC). PAC does not verify whether the creator of a Repository custom resource has permission to create PipelineRuns. A namespace user with only Repository and Secret create/delete permissions can cause PAC to execute attacker-controlled PipelineRuns as the auto-provisioned pipeline ServiceAccount, which carries ClusterRole/edit by default. This results in namespace-scoped privilege escalation, enabling Secret read, resource creation/modification/deletion, and potential supply chain injection in CI/CD namespaces.","status":"published","published":"2026-11-06T21:53:53.997Z","modified":"2026-11-11T02:30:38.521391711Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-10T02:45:42.584685Z"}]}}