Critical severity9.8NVD Advisory· Published Sep 29, 2026· Updated Sep 29, 2026
CVE-2026-79538
CVE-2026-79538
Description
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).
Affected products
1- Range: <=2.4.22
Patches
Vulnerability mechanics
References
1News mentions
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