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functype-mcp-server vulnerabilities

Vulnerability published for functype-mcp-server in the last 30 days: 1. Listed in the KEV catalogue: 0.

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Vulnerability: 1

  1. CVE-2026-59176

    High · CVSS 7.8EPSS 0.21%Fix available

    Functype: MCP set_functype_version Package Alias RCE via Unsanitized pnpm install + Dynamic Import

    Functype is a family of TypeScript functional programming libraries. Prior to 1.4.4, the `set_functype_version` MCP tool in `functype-mcp-server` accepts an unconstrained `version` string using only `z.string()` validation in `packages/mcp-server/src/index.ts` and interpolates it into `functype@<version>` for `pnpm add`. Package-alias syntaxes such as `file:`, `npm:`, URLs, or paths can cause an arbitrary local or remote package to be installed as functype. Immediately afterward, `initDocsData(true)` in `packages/mcp-server/src/lib/docs/data.ts` resolves `functype/cli` and dynamically imports the newly installed module, executing attacker-con

    functype-mcp-serverNode.js
    • Update to 1.4.4
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

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