{"id":"CVE-2026-108585","state":"PUBLISHED","title":"argocd-mcp through 0.9.0 Path Traversal via delete_application Tool","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.","publishedAt":"2026-10-10T16:14:09.568Z","updatedAt":"2026-10-14T16:03:13.213Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"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","source":"VulnCheck"},"assigner":"VulnCheck","products":["argoproj-labs argocd-mcp"],"affected":[{"vendor":"argoproj-labs","product":"argocd-mcp","packageURL":"pkg:npm/argocd-mcp","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.9.0","versionType":"semver"}],"collectionURL":"https://www.npmjs.com/package/argocd-mcp","repo":"https://github.com/argoproj-labs/mcp-for-argocd"}],"references":["https://hackmd.io/@haind/argocd-mcp-delete-application-route-smuggling","https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/client.ts#L115-L139","https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/http.ts#L86-L91","https://github.com/argoproj-labs/mcp-for-argocd","https://www.vulncheck.com/advisories/argocd-mcp-through-0.9.0-path-traversal-via-delete-application-tool"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/108xxx/CVE-2026-108585.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-108585","state":"PUBLISHED","datePublished":"2026-10-10T16:14:09.568Z","dateUpdated":"2026-10-14T16:03:13.213Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-10T16:07:39.993Z"},"containers":{"cna":{"title":"argocd-mcp through 0.9.0 Path Traversal via delete_application Tool","descriptions":[{"lang":"en","value":"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":[{"vendor":"argoproj-labs","product":"argocd-mcp","packageURL":"pkg:npm/argocd-mcp","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.9.0","versionType":"semver"}],"collectionURL":"https://www.npmjs.com/package/argocd-mcp","repo":"https://github.com/argoproj-labs/mcp-for-argocd"}],"references":[{"url":"https://hackmd.io/@haind/argocd-mcp-delete-application-route-smuggling","tags":["third-party-advisory"]},{"url":"https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/client.ts#L115-L139","tags":["technical-description"]},{"url":"https://github.com/argoproj-labs/mcp-for-argocd/blob/28d15ca69b0c31387cc6ec73d201fd13c5d22b6a/src/argocd/http.ts#L86-L91","tags":["technical-description"]},{"url":"https://github.com/argoproj-labs/mcp-for-argocd","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/argocd-mcp-through-0.9.0-path-traversal-via-delete-application-tool","name":"VulnCheck Advisory: argocd-mcp through 0.9.0 Path Traversal via delete_application Tool","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"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","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW","baseScore":5.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-10T16:14:09.568Z"},"datePublic":"2026-10-09T00:00:00.000Z","credits":[{"lang":"en","value":"HaiND from the Post and Telecommunication Institute of Technology","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T14:50:13.219201Z","id":"CVE-2026-108585","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-14T16:03:13.213Z"}}]}}}