Critical-risk tools in Microsoft Graph MCP Server
2 of the 19 tools in Microsoft Graph 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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manage_emailsDestructiveManage emails with multiple actions. Supports moving, deleting, archiving, flagging, and categorizing emails. Actions include: move_single, move_all, delete_single, delete_multi...
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manage_mail_folderDestructiveManage mail folders. Supports list, create, delete, rename, get_details, and move operations. Returns: {success: boolean, message: string, path: string, displayName: string, tot...
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.