wavexis_sessionstorage_clear
Clear all sessionStorage entries.
This record as markdown: /tools/wavexis-mcp/wavexis-sessionstorage-clear.md
What wavexis_sessionstorage_clear does on Wavexis
AI agents call wavexis_sessionstorage_clear to permanently remove resources in Wavexis, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why wavexis_sessionstorage_clear is rated Critical
This tool irreversibly removes all sessionStorage data in one operation. While sessionStorage is typically scoped to a single tab/session and not persistent across browser restarts, clearing it destroys application state that may be critical to the current session (auth tokens, form state, UI preferences).
From the tool's definition Clear all sessionStorage entries — uses 'clear' which irreversibly deletes all data in the browser session storage without selective recovery.
Risk signalsBulk/mass operation — affects multiple targets
Attacks that exploit this kind of access
The rule that runs wavexis_sessionstorage_clear 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_sessionstorage_clear, this is the rule to start with:
wavexis_sessionstorage_clear is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Wavexis, apply this rule, and every wavexis_sessionstorage_clear call is checked against it from then on.
Questions about wavexis_sessionstorage_clear
Clear all sessionStorage entries. It is categorised as a Destructive tool in the Wavexis MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Wavexis MCP server in PolicyLayer and add a rule for wavexis_sessionstorage_clear: 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_sessionstorage_clear is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the wavexis_sessionstorage_clear 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_sessionstorage_clear. 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_sessionstorage_clear 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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