Critical-risk tools in Discord MCP Server
5 of the 33 tools in Discord MCP Server are classified as critical risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at critical risk
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ban_memberDestructiveBan a user from the guild, preventing them from rejoining. Optionally delete their recent messages. Requires the BAN_MEMBERS permission. The action is recorded in the audit log.
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delete_channelDestructivePermanently delete a channel. This cannot be undone.
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delete_channel_permissionsDestructiveDelete a permission overwrite for a role or member on a channel.
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delete_roleDestructiveDelete a role from a guild. This action is irreversible. Can only delete roles below the bot
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kick_memberDestructiveRemove a member from the guild. The member can rejoin if they have an invite. Requires the KICK_MEMBERS permission. The action is recorded in the audit log.
Attacks that target this class
Critical-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.