EIP-712 domain separator missing chainId

Morpho V1 (Morpho Blue + MetaMorpho)'s assessment for RD-F-020 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Morpho.sol constructor computes DOMAIN_SEPARATOR = keccak256(abi.encode(DOMAIN_TYPEHASH, block.chainid, address(this))) — chainId correctly included, preventing cross-chain replay.

Sources #

GitHub
https://github.com/morpho-org/morpho-blue/blob/main/src/Morpho.solretrieved 2026-04-27

Methodology #

Determine whether the EIP-712 domain separator struct omits the `chainId` field, allowing cross-chain replay.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol morpho-v1 factor RD-F-020 score green collected_at 2026-04-30 21:19:13