AI agents call cross-repo-analysis to retrieve information from CodeAnalysis MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Based on naming and server context focused on 'analysis,' this tool likely retrieves and examines code properties across multiple repositories without modifying data. Sibling tools (analyze-*) support this classification as Read operations. Empty description reduces confidence to 0.6, but no evidence suggests data modification, execution of arbitrary code, or destructive operations.
From the tool's definition Tool name 'cross-repo-analysis' suggests querying or analyzing code across repositories. Description is empty, limiting certainty.
Documented attack patterns abuse exactly the kind of access cross-repo-analysis gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and CodeAnalysis MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for cross-repo-analysis:
{
"version": "1",
"default": "deny",
"tools": {
"cross-repo-analysis": {}
}
}cross-repo-analysis is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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cross-repo-analysis. It is categorised as a Read tool in the CodeAnalysis MCP Server MCP Server, which means it retrieves data without modifying state.
Register the CodeAnalysis MCP Server MCP server in PolicyLayer and add a rule for cross-repo-analysis: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches CodeAnalysis MCP Server. Nothing to install.
cross-repo-analysis is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the cross-repo-analysis rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for cross-repo-analysis. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
cross-repo-analysis is provided by the CodeAnalysis MCP Server MCP server (0xjcf/mcp_codeanalysis). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from CodeAnalysis MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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31 CodeAnalysis MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.