{"schema_version":"1","data":[{"id":4015,"advisory_id":"2b23dfe6-e61d-4d29-ab92-987f7417a99d","revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-79538","source_published_at":"2026-09-29T00:00:00+00:00","published_at":"2026-10-24T21:44:57.488261+00:00","extraction_method":"structured","technologies":["core-cve","n-a"],"cve_ids":["CVE-2026-79538"],"event_types":["advisory"],"payload":{"kind":"advisory","title":"CVE-2026-79538","summary":"metatool-ai MetaMCP up to and including 2.4.22 is vulnerable to Code Execution in the internal MCP inspector proxy endpoint GET /mcp-proxy/server/stdio (createTransport, STDIO branch, routers/mcp-proxy/server.ts).","evidence":"cve:CVE-2026-79538","products":[{"name":{"value":"n/a","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"unknown","structured":{"id":"CVE-2026-79538","aliases":["CVE-2026-79538"],"metrics":[],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"modified":"2026-09-29T20:31:12.917Z","provider":"cve","references":["https://github.com/metatool-ai/metamcp","https://www.traceforce.ai/security-advisories/cve-2026-79538"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-79538","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-09-29T20:30:41.551469Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-94","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-29T20:31:12.917Z"}}],"cna":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2026-09-29T19:25:20.178Z"}}},"related_cves":[{"value":"CVE-2026-79538","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":null}}],"next_after":4015,"next_before":4015}