Invalid Content Type For Multiple Files Upload
- Query id: 26f06397-36d8-4ce7-b993-17711261d777
- Query name: Invalid Content Type For Multiple Files Upload
- Platform: OpenAPI
- Severity: Info
- Category: Structure and Semantics
- CWE: 20
- URL: Github
Description¶
Content Type should be set to 'multipart/form-data' in case of uploading an arbitrary number of files (array)
Documentation
Code samples¶
Code samples with security vulnerabilities¶
Positive test num. 1 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0",
"contact": {
"name": "contact",
"email": "user@gmail.com"
}
},
"paths": {
"/": {
"get": {
"requestBody": {
"content": {
"application/json": {
"schema": {
"type": "object",
"properties": {
"filename": {
"type": "array",
"items": {
"type": "string",
"format": "binary"
}
}
}
}
}
}
}
}
}
}
}
Positive test num. 2 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0",
"contact": {
"name": "contact",
"email": "user@gmail.com"
}
},
"components": {
"requestBodies": {
"CreateCustomer": {
"description": "Create a new customer",
"content": {
"application/json": {
"schema": {
"type": "object",
"properties": {
"filename": {
"type": "array",
"items": {
"type": "string",
"format": "binary"
}
}
}
}
}
}
}
}
}
}
Positive test num. 3 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
contact:
name: "contact"
email: "user@gmail.com"
paths:
"/":
get:
requestBody:
content:
application/json:
schema:
type: object
properties:
filename:
type: array
items:
type: string
format: binary
Positive test num. 4 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
contact:
name: "contact"
email: "user@gmail.com"
components:
requestBodies:
CreateCustomer:
description: Create a new customer
content:
application/json:
schema:
type: object
properties:
filename:
type: array
items:
type: string
format: binary
Code samples without security vulnerabilities¶
Negative test num. 1 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0",
"contact": {
"name": "contact",
"email": "user@gmail.com"
}
},
"paths": {
"/": {
"get": {
"requestBody": {
"content": {
"multipart/form-data": {
"schema": {
"type": "object",
"properties": {
"filename": {
"type": "array",
"items": {
"type": "string",
"format": "binary"
}
}
}
}
}
}
}
}
}
}
}
Negative test num. 2 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API Overview",
"version": "1.0.0",
"contact": {
"name": "contact",
"email": "user@gmail.com"
}
},
"components": {
"requestBodies": {
"CreateCustomer": {
"description": "Create a new customer",
"content": {
"multipart/form-data": {
"schema": {
"type": "object",
"properties": {
"filename": {
"type": "array",
"items": {
"type": "string",
"format": "binary"
}
}
}
}
}
}
}
}
}
}
Negative test num. 3 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
contact:
name: "contact"
email: "user@gmail.com"
paths:
"/":
get:
requestBody:
content:
multipart/form-data:
schema:
type: object
properties:
filename:
type: array
items:
type: string
format: binary
Negative test num. 4 - yaml file
openapi: 3.0.0
info:
title: Simple API Overview
version: 1.0.0
contact:
name: "contact"
email: "user@gmail.com"
components:
requestBodies:
CreateCustomer:
description: Create a new customer
content:
multipart/form-data:
schema:
type: object
properties:
filename:
type: array
items:
type: string
format: binary