form-validation-architect

No evidence of intentional malware or obfuscation is present. The server-side upload implementation has significant security risks: unsanitized uploadId and fileName can enable path traversal or arbitrary file overwrite, and missing authentication, authorization, validation, quota, and completeness checks permit abuse. The code should not be deployed without strict identifier and filename validation, canonical-path enforcement, authorization, resource limits, server-side type/content validation, and robust chunk integrity checks.