Low Risk

get_version

Gets data about the current plugin and RPC version. Returns: Dict containing OBS version information including obsVersion, obsWebSocketVersion, rpcVersion, and available requests list

How to control get_version ↓

AI agents call get_version to retrieve information from OBS MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool retrieves version metadata about OBS and the WebSocket plugin. It performs no modifications, deletions, or external operations—it simply queries and returns information. This is a classic Read category operation with low severity since version information disclosure has minimal security impact compared to tools that can modify scenes, sources, or streaming state on this server.

From the tool's definition Tool name is 'get_version' and description states it 'Gets data about the current plugin and RPC version' and 'Returns: Dict containing OBS version information'. The word 'Gets' indicates a read-only data retrieval operation with no side effects.

Documented attack patterns abuse exactly the kind of access get_version gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and OBS MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_version:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_version": {}
  }
}

get_version is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register OBS MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
CAP THIS TOOL →

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Go deeper

What does the get_version tool do? +

Gets data about the current plugin and RPC version. Returns: Dict containing OBS version information including obsVersion, obsWebSocketVersion, rpcVersion, and available requests list. It is categorised as a Read tool in the OBS MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_version? +

Register the OBS MCP Server MCP server in PolicyLayer and add a rule for get_version: 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 OBS MCP Server. Nothing to install.

What risk level is get_version? +

get_version is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_version? +

Yes. Add a rate_limit block to the get_version 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.

How do I block get_version completely? +

Set action: deny in the PolicyLayer policy for get_version. 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.

What MCP server provides get_version? +

get_version is provided by the OBS MCP Server MCP server (royshil/obs-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every OBS MCP Server tool call.

Deterministic rules across all 200 OBS MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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200 OBS MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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