ERC-777/1155/721 hook without reentrancy guard

Hyperlane's assessment for RD-F-015 — scored gray on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

HypERC721Collateral exists in the token directory and could receive ERC-721 onERC721Received callbacks. ERC-777 hooks not confirmed. No static analysis output available to verify reentrancy guard coverage on callback paths. Score: gray.

Sources #

GitHub
Hyperlane token contracts directoryHypERC721Collateral.sol exists in token directory — ERC-721 callbacks possibleretrieved 2026-05-17

Methodology #

Determine whether the protocol integrates token standards with callbacks (ERC-777 tokensReceived, ERC-1155 onReceived, ERC-721 onReceived) without reentrancy guards on the affected functions.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol hyperlane factor RD-F-015 score gray collected_at 2026-05-16 23:03:56