Critical-risk tools in Nextcloud MCP Server
6 of the 30 tools in Nextcloud 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
-
nextcloud_calendar_delete_eventDestructiveDelete an event from calendar
-
nextcloud_contacts_delete_addressbookDestructiveDelete an address book
-
nextcloud_contacts_delete_contactDestructiveDelete a contact
-
nextcloud_notes_delete_noteDestructiveDelete a note from Nextcloud Notes
-
nextcloud_tables_delete_rowDestructiveDelete a row from a table
-
nextcloud_webdav_delete_resourceDestructiveDelete a file or directory from Nextcloud
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.