AI agents call list_smali_files to retrieve information from Apktool MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves metadata (file listings) without modifying state. In the context of a reverse engineering server, listing smali files is a reconnaissance activity that enables analysis but does not execute code, alter data, or cause destructive effects. Severity is low because the blast radius of misuse is limited to information disclosure about the APK structure.
From the tool's definition Tool name 'list_smali_files' indicates a listing/enumeration operation over a file system artifact (smali files, which are decompiled Dalvik bytecode from Android APKs).
Documented attack patterns abuse exactly the kind of access list_smali_files gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Apktool MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for list_smali_files:
{
"version": "1",
"default": "deny",
"tools": {
"list_smali_files": {}
}
}list_smali_files is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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list_smali_files. It is categorised as a Read tool in the Apktool MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Apktool MCP Server MCP server in PolicyLayer and add a rule for list_smali_files: 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 Apktool MCP Server. Nothing to install.
list_smali_files 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 list_smali_files 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 list_smali_files. 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.
list_smali_files is provided by the Apktool MCP Server MCP server (zinja-coder/apktool-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 16 Apktool MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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16 Apktool MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.