{"id":"CVE-2026-108585","title":"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","summary":"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-in…","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","cwe":["CWE-22"],"published":"2026-10-10","updated":"2026-10-10","sourceUpdated":"2026-10-10T17:17:00.550","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-108585","references":[{"url":"https://github.com/argoproj-labs/mcp-for-argocd","label":"disclosure@vulncheck.com"},{"url":"https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/client.ts#L115-L139","label":"disclosure@vulncheck.com"},{"url":"https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/http.ts#L86-L91","label":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind/argocd-mcp-delete-application-route-smuggling","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/argocd-mcp-through-0.9.0-path-traversal-via-delete-application-tool","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"ingestedAt":"2026-10-10T17:28:24.990Z","slug":"CVE-2026-108585","body":"## Overview\n\nargocd-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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}