TL;DR: Path-based IPFS gateways have a critical flaw: They effectively disable one of the essential security features of modern browsers: the same-origin policy. Note Update: June 16, 2021 We’d like to thank the team at security[at]ipfs.io for picking up and addressing our concerns. It is a pleasure seeing security being taken seriously and we’d like to share their updates and feedback with you. The following statements were provided by the IPFS security team and have not been validated by Consensys Diligence.
Martin Ortner, Dominik MuhsJune 07, 2021