json-schema-secure.json•2.57 kB
{
"$schema": "http://json-schema.org/draft-07/schema#",
"$id": "https://raw.githubusercontent.com/ajv-validator/ajv/master/lib/refs/json-schema-secure.json#",
"title": "Meta-schema for the security assessment of JSON Schemas",
"description": "If a JSON Schema fails validation against this meta-schema, it may be unsafe to validate untrusted data",
"definitions": {
"schemaArray": {
"type": "array",
"minItems": 1,
"items": {"$ref": "#"}
}
},
"dependencies": {
"patternProperties": {
"description": "prevent slow validation of large property names",
"required": ["propertyNames"],
"properties": {
"propertyNames": {
"required": ["maxLength"]
}
}
},
"uniqueItems": {
"description": "prevent slow validation of large non-scalar arrays",
"if": {
"properties": {
"uniqueItems": {"const": true},
"items": {
"properties": {
"type": {
"anyOf": [
{
"enum": ["object", "array"]
},
{
"type": "array",
"contains": {"enum": ["object", "array"]}
}
]
}
}
}
}
},
"then": {
"required": ["maxItems"]
}
},
"pattern": {
"description": "prevent slow pattern matching of large strings",
"required": ["maxLength"]
},
"format": {
"description": "prevent slow format validation of large strings",
"required": ["maxLength"]
}
},
"properties": {
"additionalItems": {"$ref": "#"},
"additionalProperties": {"$ref": "#"},
"dependencies": {
"additionalProperties": {
"anyOf": [
{"type": "array"},
{"$ref": "#"}
]
}
},
"items": {
"anyOf": [
{"$ref": "#"},
{"$ref": "#/definitions/schemaArray"}
]
},
"definitions": {
"additionalProperties": {"$ref": "#"}
},
"patternProperties": {
"additionalProperties": {"$ref": "#"}
},
"properties": {
"additionalProperties": {"$ref": "#"}
},
"if": {"$ref": "#"},
"then": {"$ref": "#"},
"else": {"$ref": "#"},
"allOf": {"$ref": "#/definitions/schemaArray"},
"anyOf": {"$ref": "#/definitions/schemaArray"},
"oneOf": {"$ref": "#/definitions/schemaArray"},
"not": {"$ref": "#"},
"contains": {"$ref": "#"},
"propertyNames": {"$ref": "#"}
}
}