AI agents call list_clawmarks to retrieve information from Clawmarks without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool queries and returns existing bookmark data with optional filtering. It retrieves information from the local JSON knowledge graph without creating, modifying, or deleting any data. This is a straightforward read-only operation with no side effects, fitting the 'Read' category. Severity is low because listing stored annotations poses minimal risk even if misused by an agent.
From the tool's definition Tool name 'list_clawmarks' and description 'List clawmarks with optional filters' indicate a retrieval operation with no modification capability.
Attacks that exploit this kind of access
List clawmarks with optional filters. It is categorised as a Read tool in the Clawmarks MCP Server, which means it retrieves data without modifying state.
Register the Clawmarks MCP server in PolicyLayer and add a rule for list_clawmarks: 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 Clawmarks. Nothing to install.
list_clawmarks 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_clawmarks 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_clawmarks. 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_clawmarks is provided by the Clawmarks MCP server (mrilikecoding/clawmarks). 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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