Critical-risk tools in Memory MCP Server
4 of the 23 tools in Memory 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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cleanup_memoriesDestructiveManually trigger cleanup of old or low-relevance short-term memories. This removes memories older than 1 year or with very low relevance scores, keeping at least 512 memories.
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delete_backupDestructive刪除指定的備份文件
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delete_long_term_memoryDestructiveDelete a long-term memory by name.
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delete_short_term_memoriesDestructiveDelete short-term memories matching a keyword or regex pattern.
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.