Critical-risk tools in Firestore Server
4 of the 23 tools in Firestore 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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firestore-array-removeDestructive 4/5Remove elements from an array field
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firestore-delete-documentDestructive 4/5Delete a document from Firestore
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firestore-delete-document-by-pathDestructive 4/5Delete a document using full path (supports subcollections)
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firestore-delete-fieldDestructive 4/5Delete specific fields from a document
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.
More on Firestore Server
Enforce policy on Firestore Server
One command generates a policy scaffold for every server in your MCP config.
npx -y @policylayer/intercept init