{"id":"CVE-2026-28229","summary":"Argo Workflows has unauthorized access to Argo Workflows Template","details":"Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. Prior to 4.0.2 and 3.7.11, Workflow templates endpoints allow any client to retrieve WorkflowTemplates (and ClusterWorkflowTemplates). Any request with a Authorization: Bearer nothing token can leak sensitive template content, including embedded Secret manifests. This vulnerability is fixed in 4.0.2 and 3.7.11.","aliases":["BIT-argo-workflows-2026-28229","GHSA-56px-hm34-xqj5","GO-2026-4678"],"modified":"2026-04-10T05:41:02.132075Z","published":"2026-03-11T15:37:47.338Z","related":["CGA-37p5-x5vq-vqx9","SUSE-SU-2026:1042-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28229.json","cwe_ids":["CWE-863"],"cna_assigner":"GitHub_M"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28229.json"},{"type":"ADVISORY","url":"https://github.com/argoproj/argo-workflows/security/advisories/GHSA-56px-hm34-xqj5"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28229"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/argoproj/argo-workflows","events":[{"introduced":"a8bff4a72130bc1a13d95c6f73ff3fafec880287"},{"fixed":"32afec3c401c0920517bf1e890fa7dba6170cdf2"}],"database_specific":{"versions":[{"introduced":"4.0.0"},{"fixed":"4.0.2"}]}},{"type":"GIT","repo":"https://github.com/argoproj/argo-workflows","events":[{"introduced":"0"},{"fixed":"8aad740bb4fb4698f0463e2106d8e1dfafbe72cd"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"3.7.11"}]}}],"versions":["ui-v3-rc1","v2.0.0","v2.0.0-alpha1","v2.0.0-alpha2","v2.0.0-alpha3","v2.0.0-beta1","v2.1.0","v2.1.0-alpha1","v2.1.0-beta1","v2.1.0-beta2","v2.1.1","v2.10.0-rc1","v2.2.0","v2.2.1","v2.3.0-rc1","v2.3.0-rc2","v2.3.0-rc3","v3.1.0-rc1","v3.2.0-rc1","v3.2.0-rc2","v3.2.0-rc3","v3.2.0-rc4","v3.3.0-rc1","v3.3.0-rc2","v3.3.0-rc3","v3.3.0-rc4","v3.3.0-rc5","v3.3.0-rc6","v3.3.0-rc7","v3.3.0-rc8","v3.4.0-rc1","v3.4.0-rc2","v3.4.0-rc3","v3.4.0-rc4","v3.5.0","v3.5.0-rc1","v3.5.0-rc2","v3.6.0","v3.6.0-rc1","v3.6.0-rc2","v3.6.0-rc3","v3.6.0-rc4","v3.7.0","v3.7.0-rc1","v3.7.0-rc2","v3.7.0-rc3","v3.7.0-rc4","v3.7.1","v3.7.10","v3.7.2","v3.7.3","v3.7.4","v3.7.5","v3.7.6","v3.7.7","v3.7.8","v3.7.9","v4.0.0","v4.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-28229.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}