MCP security report
payload-validator.gumballtools.com
B88/100
Security grade BNo obvious red flags in the tools we could see.
Connected ✓5 tools scanned
https://payload-validator.gumballtools.com/api/mcp
lowvalidate_json
Unusually long tool description
Very long descriptions are sometimes used to bury instructions to the AI. Skim it before allowing.
lowvalidate_yaml
Unusually long tool description
Very long descriptions are sometimes used to bury instructions to the AI. Skim it before allowing.
lowvalidate_xml
Unusually long tool description
Very long descriptions are sometimes used to bury instructions to the AI. Skim it before allowing.
lowvalidate_csv
Unusually long tool description
Very long descriptions are sometimes used to bury instructions to the AI. Skim it before allowing.
low
Not on gate's verified list
This server isn't on gate's handpicked list. That's not necessarily bad, but there's no third-party signal about it — review its tools carefully.
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[](https://gateturbo.com/report/531bda8f-8f70-4e97-919d-12587f3f8a6c)Scanned 9/21/2026 · This is a point-in-time snapshot of the server’s public tools. Re-scan.
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