Do not use insecure YAML deserialization

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Metadata

ID: python-security/ruamel-unsafe-yaml

Language: Python

Severity: Error

Category: Security

Unsafe YAML deserialization. Make sure to use safe deserialization methods to avoid execution or arbitrary code.

from ruamel.yaml import YAML

foo = YAML(typ='unsafe')

def myfunction(arg):
    bar = YAML(typ='base')

foo = YAML(typ='unsafe')

def myfunction(arg):
    bar = YAML(typ='base')

from ruamel.yaml import YAML

default = YAML()

rt = YAML(typ='rt')

safe = YAML(typ='safe')