use of eval can be insecure

Cette page n'est pas encore disponible en français, sa traduction est en cours.
Si vous avez des questions ou des retours sur notre projet de traduction actuel, n'hésitez pas à nous contacter.

Metadata

ID: python-security/no-eval

Language: Python

Severity: Notice

Category: Security

CWE: 94

Description

eval() is insecure, and passing in unsanitized data could create a vulnerability, as reported by the official Python documentation. Generated code should be controlled as mentioned by CWE-94.

Learn More

  • CWE-94 - Improper Control of Generation of Code

Non-Compliant Code Examples

print("bla")
eval('[1, 2, 3]') # eval() can be unsafe

Compliant Code Examples

import foo
foo.eval('[1, 2, 3]')

from ast import literal_eval
print("bla")
literal_eval('[1, 2, 3]')