MEDIUM 5.3 NVD
CVE-2026-108585
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
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.
References
- https://github.com/argoproj-labs/mcp-for-argocd
- https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22
- https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22
- https://hackmd.io/@haind/argocd-mcp-delete-application-route-smuggling
- https://www.vulncheck.com/advisories/argocd-mcp-through-0.9.0-path-traversal-via-delete-ap
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-10 via NVD.
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