Property 'allowEmptyValue' Improperly Defined (v3)
- Query id: 4bcbcd52-3028-469f-bc14-02c7dbba2df2
- Query name: Property 'allowEmptyValue' Improperly Defined (v3)
- Platform: OpenAPI
- Severity: Info
- Category: Structure and Semantics
- URL: Github
Description¶
Property 'allowEmptyValue' should be only defined for query parameters and formData parameters
Documentation
Code samples¶
Code samples with security vulnerabilities¶
Postitive test num. 1 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "200 response",
"content": {
"application/json": {
"examples": {
"foo": {
"value": {
"versions": [
{
"status": "CURRENT",
"updated": "2011-01-21T11:33:21Z",
"id": "v2.0",
"links": [
{
"href": "http://127.0.0.1:8774/v2/",
"rel": "self"
}
]
}
]
}
}
}
}
}
}
}
},
"parameters": [
{
"name": "id",
"in": "path",
"description": "ID of the API the version",
"required": true,
"allowEmptyValue": true,
"schema": {
"type": "integer"
}
}
]
},
"/users/{id}": {
"get": {
"parameters": [
{
"in": "path",
"name": "id",
"required": true,
"allowEmptyValue": true,
"description": "The user ID",
"schema": {
"type": "integer",
"minimum": 1
}
}
],
"responses": {
"200": {
"description": "200 response"
}
}
}
}
}
}
Postitive test num. 2 - yaml file
openapi: 3.0.0
info:
title: Simple API overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
"200":
description: 200 response
content:
application/json:
examples:
foo:
value:
versions:
- status: CURRENT
updated: "2011-01-21T11:33:21Z"
id: v2.0
links:
- href: http://127.0.0.1:8774/v2/
rel: self
parameters:
- name: id
in: path
description: ID of the API version
required: true
allowEmptyValue: true
schema:
type: integer
/users/{id}:
get:
parameters:
- in: path
name: id
required: true
allowEmptyValue: true
description: The user ID
schema:
type: integer
minimum: 1
responses:
"200":
description: 200 response
Postitive test num. 3 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "200 response",
"content": {
"application/json": {
"examples": {
"foo": {
"value": {
"versions": [
{
"status": "CURRENT",
"updated": "2011-01-21T11:33:21Z",
"id": "v2.0",
"links": [
{
"href": "http://127.0.0.1:8774/v2/",
"rel": "self"
}
]
}
]
}
}
}
}
}
}
}
},
"parameters": [
{
"name": "id",
"in": "path",
"description": "ID of the API the version",
"required": true,
"allowEmptyValue": true,
"content": {
"application/json": {
"schema": {
"type": "object",
"required": [
"name"
],
"properties": {
"name": {
"type": "string"
}
}
}
}
}
}
]
}
}
}
Postitive test num. 4 - yaml file
openapi: 3.0.0
info:
title: Simple API overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
"200":
description: 200 response
content:
application/json:
examples:
foo:
value:
versions:
- status: CURRENT
updated: "2011-01-21T11:33:21Z"
id: v2.0
links:
- href: http://127.0.0.1:8774/v2/
rel: self
parameters:
- name: id
in: path
description: ID of the API version
required: true
allowEmptyValue: true
content:
application/json:
schema:
type: object
required:
- name
properties:
name:
type: string
Postitive test num. 5 - json file
{
"swagger": "2.0",
"info": {
"title": "Simple API overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "200 response"
}
}
},
"parameters": [
{
"name": "metadata",
"in": "path",
"required": true,
"type": "boolean",
"allowEmptyValue": true
}
]
}
}
}
Postitive test num. 6 - yaml file
Code samples without security vulnerabilities¶
Negative test num. 1 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "200 response",
"content": {
"application/json": {
"examples": {
"foo": {
"value": {
"versions": [
{
"status": "CURRENT",
"updated": "2011-01-21T11:33:21Z",
"id": "v2.0",
"links": [
{
"href": "http://127.0.0.1:8774/v2/",
"rel": "self"
}
]
}
]
}
}
}
}
}
}
}
},
"parameters": [
{
"name": "id",
"in": "query",
"description": "ID of the API the version",
"required": true,
"allowEmptyValue": true,
"schema": {
"type": "integer"
}
}
]
},
"/users/{id}": {
"get": {
"parameters": [
{
"in": "query",
"name": "id",
"required": true,
"allowEmptyValue": true,
"description": "The user ID",
"schema": {
"type": "integer",
"minimum": 1
}
}
],
"responses": {
"200": {
"description": "200 response"
}
}
}
}
}
}
Negative test num. 2 - yaml file
openapi: 3.0.0
info:
title: Simple API overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
"200":
description: 200 response
content:
application/json:
examples:
foo:
value:
versions:
- status: CURRENT
updated: "2011-01-21T11:33:21Z"
id: v2.0
links:
- href: http://127.0.0.1:8774/v2/
rel: self
parameters:
- name: id
in: query
description: ID of the API version
required: true
allowEmptyValue: true
schema:
type: integer
/users/{id}:
get:
parameters:
- in: query
name: id
required: true
allowEmptyValue: true
description: The user ID
schema:
type: integer
minimum: 1
responses:
"200":
description: 200 response
Negative test num. 3 - json file
{
"openapi": "3.0.0",
"info": {
"title": "Simple API overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "200 response",
"content": {
"application/json": {
"examples": {
"foo": {
"value": {
"versions": [
{
"status": "CURRENT",
"updated": "2011-01-21T11:33:21Z",
"id": "v2.0",
"links": [
{
"href": "http://127.0.0.1:8774/v2/",
"rel": "self"
}
]
}
]
}
}
}
}
}
}
}
},
"parameters": [
{
"name": "id",
"in": "query",
"description": "ID of the API the version",
"required": true,
"allowEmptyValue": true,
"content": {
"application/json": {
"schema": {
"type": "object",
"required": [
"name"
],
"properties": {
"name": {
"type": "string"
}
}
}
}
}
}
]
}
}
}
Negative test num. 4 - yaml file
openapi: 3.0.0
info:
title: Simple API overview
version: 1.0.0
paths:
"/":
get:
operationId: listVersionsv2
summary: List API versions
responses:
"200":
description: 200 response
content:
application/json:
examples:
foo:
value:
versions:
- status: CURRENT
updated: "2011-01-21T11:33:21Z"
id: v2.0
links:
- href: http://127.0.0.1:8774/v2/
rel: self
parameters:
- name: id
in: query
description: ID of the API version
required: true
allowEmptyValue: true
content:
application/json:
schema:
type: object
required:
- name
properties:
name:
type: string
Negative test num. 5 - json file
{
"swagger": "2.0",
"info": {
"title": "Simple API overview",
"version": "1.0.0"
},
"paths": {
"/": {
"get": {
"operationId": "listVersionsv2",
"summary": "List API versions",
"responses": {
"200": {
"description": "200 response"
}
}
},
"parameters": [
{
"name": "metadata",
"in": "query",
"required": true,
"type": "boolean",
"allowEmptyValue": true
}
]
}
}
}