{"id":"CVE-2026-108585","summary":"argocd-mcp through 0.9.0 Path Traversal via delete_application Tool","details":"argocd-mcp (Argo CD MCP Server) through 0.9.0 contains a path traversal vulnerability in the delete_application tool that allows MCP clients to reach unintended API endpoints via unvalidated applicationName values. Attackers or prompt-injected models can supply dot-segment values like ../repositories/ to send authenticated DELETE requests deleting repositories, clusters, or projects within the token's RBAC permissions.","modified":"2026-10-11T02:47:01.965675595Z","published":"2026-10-10T16:14:09.568Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-22"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108585.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108585.json"},{"type":"PACKAGE","url":"https://github.com/argoproj-labs/mcp-for-argocd"},{"type":"ARTICLE","url":"https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/client.ts#L115-L139"},{"type":"ARTICLE","url":"https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/http.ts#L86-L91"},{"type":"ADVISORY","url":"https://hackmd.io/@haind/argocd-mcp-delete-application-route-smuggling"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-108585"},{"type":"WEB","url":"https://www.npmjs.com/package/argocd-mcp"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/argocd-mcp-through-0.9.0-path-traversal-via-delete-application-tool"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/argoproj-labs/mcp-for-argocd","events":[{"introduced":"0"},{"last_affected":"28d15ca69b0c31387cc6ec73d201fd13c5d22b6a"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"0.9.0"}],"source":"AFFECTED_FIELD"}}],"versions":["v0.9.0","v0.8.0","v0.7.0","v0.6.0","v0.5.0","v0.4.0","v0.3.0","v0.2.0","v0.1.1","v0.1.0","v0.0.6","v0.0.5","v0.0.4","v0.0.3","v0.0.2","v0.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-108585.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N"}]}