json-validate

Item: json-validate
Rating: 68
Author: M8ven

MCP server for validating JSON against JSON Schema and repairing malformed/invalid JSON.

→ BUZDOLAPCI/json-validate · listed on glama

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// key findings

🚨

Known vulnerabilities in dependencies: 2 critical, 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

// known CVEs in dependencies2 critical2 high1 medium

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

criticalvitest@2.1.0GHSA-5xrq-8626-4rwp

When Vitest UI server is listening, arbitrary file can be read and executed

criticalvitest@2.1.0GHSA-9crc-q9x8-hgqq

Vitest allows Remote Code Execution when accessing a malicious website while Vitest API server is listening

high@modelcontextprotocol/sdk@1.0.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

mediumajv@8.17.1GHSA-2g4f-4pwh-qvx6

ajv has ReDoS when using `$data` option

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// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 5 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

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[![M8ven Score](https://m8ven.ai/badge/mcp/buzdolapci-json-validate-uxg72g)](https://m8ven.ai/mcp/buzdolapci-json-validate-uxg72g)

commit: 220c3ff0b8df8efb819cf3b3e828a66d81429b15

code hash: dcb933e15f6f270fb9eedbf50981fb73973977a4f0f7d27ce69b45e40178916a

verified: 6/23/2026, 10:30:49 AM

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