query_wandb_gql_tool
AI agents invoke query_wandb_gql_tool to trigger actions in Weights & Biases MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
GraphQL endpoints can perform both queries (reads) and mutations (writes/destructive actions). With no description to constrain scope, and given the 'gql' suffix implying arbitrary GraphQL execution, this tool could run mutations that modify or delete W&B data. The most severe plausible category given the ambiguity is Execute. Confidence is reduced due to the empty description.
From the tool's definition Tool name: 'query_wandb_gql_tool' — the term 'gql' indicates GraphQL execution. Description is empty and uninformative, lowering confidence.
Attacks that exploit this kind of access
query_wandb_gql_tool. It is categorised as a Execute tool in the Weights & Biases MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Weights & Biases MCP Server MCP server in PolicyLayer and add a rule for query_wandb_gql_tool: 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 Weights & Biases MCP Server. Nothing to install.
query_wandb_gql_tool is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the query_wandb_gql_tool 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 query_wandb_gql_tool. 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.
query_wandb_gql_tool is provided by the Weights & Biases MCP Server MCP server (riballes/mcp-server). 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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