MED - NFTs become no longer holographable once new factory is connected.

Lines of code Vulnerability details Description The basic premise of the Holograph platform is that NFTs / ERC20s are holographable, in other words they will have the same address across all ERC20 compatible blockchains. This invariant is used countless times in the code base. For example, when...

MEV: Operator can bribe miner and steal honest operator's bond amount if gas price went high

Lines of code Vulnerability details Description Operators in Holograph do their job by calling executeJob with the bridged in bytes from source chain. If the primary job operator did not execute the job during his allocated block slot, he is punished by taking a single bond amount and transfer it...

Users can avoid paying gas fees

Lines of code Vulnerability details Impact User can avoid paying gas fees by setting gasPrice to 1 wei and gasLimit to 0. Operators will not receive a gas compensation. Also, fallback operators won't be able to pick up such jobs. Proof of Concept 1. Bridging out is a public function that can be...

HIGH: Honest operator can lose their bonded amount although gas price was unacceptable during their slot

Lines of code Vulnerability details Description Operators in Holograph do their job by calling executeJob with the bridged in bytes from source chain. If the primary job operator did not execute the job during his allocated block slot, he is punished by taking a single bond amount and transfer it...

Any user asset sent through the bridge can be frozen in limbo by a malicious operator.

Lines of code Vulnerability details Operator can fail transactions causing user to lose their send asset, due to incorrect gas check calculation. Line 416 in Operator. If gasleft = gasLimit + small amount, gas reaching nonRevertingBridgeCall will be 63/64 of casleft - CALL opcode code, which is...