mcp-server-semgrep/semgrep-rules/solidity/security/msg-value-multicall.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
-
  id: msg-value-multicall
  message: $F with constant msg.value can be called multiple times
  metadata:
    category: security
    technology:
      - solidity
    cwe: "CWE-837: Improper Enforcement of a Single, Unique Action"
    confidence: LOW
    likelihood: MEDIUM
    impact: HIGH
    subcategory:
        - vuln
    references:
      - https://github.com/Uniswap/v3-periphery/issues/52
      - https://www.paradigm.xyz/2021/08/two-rights-might-make-a-wrong
  patterns:
    - pattern-either:
      - pattern-inside: |
          contract $C is ..., BoringBatchable, ... {
            ...
          }
      - pattern-inside: |
          contract $C is ..., Multicall, ... {
            ...
          }
    - pattern-inside: |
        function $F(...) {
          ...
        }
    - pattern: msg.value
  languages:
    - solidity
  severity: ERROR