Improper Handling of Highly Compressed Data (Data Amplification) in github.com/getkin/kin-openapi/openapi3filter

Summary When validating a request with a multipart/form-data schema, if the OpenAPI schema allows it, an attacker can upload a crafted ZIP file e.g., a ZIP bomb, causing the server to consume all available system memory. Details The root cause comes from the ZipFileBodyDecoder, which is registere...