Critical-risk tools in MCP EVM Signer

Critical severity MCP EVM Signer MCP Server 2 of 9 tools

2 of the 9 tools in MCP EVM Signer 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

deploy-contract Financial

Deploy a smart contract
send-transaction Financial

Send ETH to an address

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 MCP EVM Signer

Tools at critical risk

Attacks that target this class

More on MCP EVM Signer

Enforce policy on every MCP EVM Signer tool call.