Medium severity5.4NVD Advisory· Published Oct 10, 2026· Updated Oct 10, 2026
CVE-2026-108585
CVE-2026-108585
Description
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.
Affected products
1- Range: <=0.9.0
Patches
Vulnerability mechanics
References
4- github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/client.tsnvd
- github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/http.tsnvd
- hackmd.io/@haind/argocd-mcp-delete-application-route-smugglingnvd
- www.vulncheck.com/advisories/argocd-mcp-through-0.9.0-path-traversal-via-delete-application-toolnvd
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