wavexis_sessionstorage_set

Set a sessionStorage key/value pair.

SERVERPypi:wavexis SOURCEMathiasPaulenko/wavexis-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/wavexis-mcp/wavexis-sessionstorage-set.md

WHAT IT DOES

What wavexis_sessionstorage_set does on Pypi:wavexis

AI agents use wavexis_sessionstorage_set to create or update resources in Pypi:wavexis, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Pypi:wavexis environment.

RISK

Why wavexis_sessionstorage_set is rated Medium

This tool writes data to the browser's sessionStorage (analogous to a dictionary/map operation). It creates or overwrites a key-value pair, which is reversible (the value can be changed or deleted via a separate operation). This does not involve deletion, code execution, or financial operations.

From the tool's definition Tool name contains 'set' and description states 'Set a sessionStorage key/value pair' — this directly modifies browser storage by writing/creating data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs wavexis_sessionstorage_set safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Pypi:wavexis, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For wavexis_sessionstorage_set, this is the rule to start with:

wavexis_sessionstorage_set Rate-limited

wavexis_sessionstorage_set 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "wavexis_sessionstorage_set": {
      "limits": [
        {
          "counter": "wavexis_sessionstorage_set_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Pypi:wavexis, apply this rule, and every wavexis_sessionstorage_set call is checked against it from then on.

FAQ

Questions about wavexis_sessionstorage_set

What does the wavexis_sessionstorage_set tool do? +

Set a sessionStorage key/value pair. It is categorised as a Write tool in the Pypi:wavexis MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on wavexis_sessionstorage_set? +

Register the Pypi:wavexis MCP server in PolicyLayer and add a rule for wavexis_sessionstorage_set: 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 Pypi:wavexis. Nothing to install.

What risk level is wavexis_sessionstorage_set? +

wavexis_sessionstorage_set is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit wavexis_sessionstorage_set? +

Yes. Add a rate_limit block to the wavexis_sessionstorage_set 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 wavexis_sessionstorage_set completely? +

Set action: deny in the PolicyLayer policy for wavexis_sessionstorage_set. 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 wavexis_sessionstorage_set? +

wavexis_sessionstorage_set is provided by the Pypi: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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