Critical-risk tools in Elasticsearch

Critical severity Elasticsearch MCP Server 5 of 20 tools

5 of the 20 tools in Elasticsearch 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

delete_alias Destructive 4/5

Delete an index alias
delete_by_query Destructive 5/5

Delete all documents matching a query
delete_data_stream Destructive 5/5

Delete data streams and their backing indices
delete_document Destructive 4/5

Delete a single document by ID
delete_index Destructive 5/5

Delete an Elasticsearch index and all its data

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.

Destructive Action Autonomy
Privilege escalation via admin-only tools
Data exfiltration via tool chaining
Runaway Tool Loops

Critical-risk tools in Elasticsearch

Tools at critical risk

Attacks that target this class

More on Elasticsearch

Enforce policy on Elasticsearch