AI agents call immich_tags_list to retrieve information from Immich without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves existing tags from the photo library without modifying, executing, or deleting any data. It is a straightforward read operation that returns information about tags already present in the system.
From the tool's definition Tool name 'immich_tags_list' and description 'List all tags in the library' indicate a query/retrieval operation with no side effects.
Attacks that exploit this kind of access
List all tags in the library. It is categorised as a Read tool in the Immich MCP Server, which means it retrieves data without modifying state.
Register the Immich MCP server in PolicyLayer and add a rule for immich_tags_list: 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 Immich. Nothing to install.
immich_tags_list 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 immich_tags_list 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 immich_tags_list. 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.
immich_tags_list is provided by the Immich MCP server (whitehara/immich-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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