wavexis_set_files
Upload files to a file input element.
This record as markdown: /tools/wavexis-mcp/wavexis-set-files.md
What wavexis_set_files does on Wavexis
AI agents use wavexis_set_files to create or update resources in Wavexis, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Wavexis environment.
Why wavexis_set_files is rated Medium
This tool creates or modifies data in a reversible manner by populating file input fields. While file uploads can have side effects depending on the downstream application, the tool itself performs a Write operation—it modifies the DOM state and triggers file input handlers. It does not execute arbitrary code, delete data, or move money, so Write is the appropriate category.
From the tool's definition Tool name 'wavexis_set_files' and description 'Upload files to a file input element' indicate modification of form state by injecting file content into web elements.
Attacks that exploit this kind of access
The rule that runs wavexis_set_files safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Wavexis, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For wavexis_set_files, this is the rule to start with:
wavexis_set_files stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Wavexis, apply this rule, and every wavexis_set_files call is checked against it from then on.
Questions about wavexis_set_files
Upload files to a file input element. It is categorised as a Write tool in the Wavexis MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Wavexis MCP server in PolicyLayer and add a rule for wavexis_set_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 Wavexis. Nothing to install.
wavexis_set_files is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the wavexis_set_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 wavexis_set_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.
wavexis_set_files is provided by the Wavexis MCP server (MathiasPaulenko/wavexis-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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