Security middleware for MCP servers protecting LLM agents from prompt injection, resource exhaustion, and PII leakage
MCP Bastion Python is an MCP server that security middleware for MCP servers protecting LLM agents from prompt injection, resource exhaustion, and PII leakage. Its tool list has not been published yet over stdio, requires no API key, and scores 31/100 on MCPpedia's security, maintenance and efficiency rubric.
Config is the same across clients — only the file and path differ.
{
"mcpServers": {
"mcp-bastion-python": {
"command": "uvx",
"args": [
"mcp-bastion-python"
]
}
}
}Are you the author?
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Security middleware for MCP servers protecting LLM agents from prompt injection, resource exhaustion, and PII leakage
Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.
uvx 'mcp-bastion-python' 2>&1 | head -1 && echo "✓ Server started successfully"
After testing, let us know if it worked:
Five weighted categories — click any category to see the underlying evidence.
No known CVEs.
Checked mcp-bastion-python against OSV.dev.
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