wa_group_revoke_invite
Revoke the current invite link for a WhatsApp group, generating a new one.
This record as markdown: /tools/delltrak-wamcp/wa-group-revoke-invite.md
What wa_group_revoke_invite does on WA MCP
AI agents use wa_group_revoke_invite to create or update resources in WA MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your WA MCP environment.
Why wa_group_revoke_invite is rated Medium
Revoking an invite link and generating a new one modifies group settings. The old link becomes invalid (affecting anyone who had it), but this is reversible in the sense that a new link is generated. It's a Write/modification action on group configuration, not a deletion of data or irreversible destruction. Misuse could lock out people who had the old invite link, hence medium severity.
From the tool's definition Revoke the current invite link for a WhatsApp group, generating a new one
Attacks that exploit this kind of access
The rule that runs wa_group_revoke_invite safely
PolicyLayer is an MCP gateway: it sits between your AI agents and WA MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For wa_group_revoke_invite, this is the rule to start with:
wa_group_revoke_invite 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 WA MCP, apply this rule, and every wa_group_revoke_invite call is checked against it from then on.
Questions about wa_group_revoke_invite
Revoke the current invite link for a WhatsApp group, generating a new one. It is categorised as a Write tool in the WA MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the WA MCP server in PolicyLayer and add a rule for wa_group_revoke_invite: 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 WA MCP. Nothing to install.
wa_group_revoke_invite 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 wa_group_revoke_invite 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 wa_group_revoke_invite. 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.
wa_group_revoke_invite is provided by the WA MCP server (delltrak/wamcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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