pyyaml@5.3.1 vulnerabilities

YAML parser and emitter for Python

Direct Vulnerabilities

Known vulnerabilities in the pyyaml package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability Vulnerable Version
  • C
Arbitrary Code Execution

Affected versions of this package are vulnerable to Arbitrary Code Execution. It processes untrusted YAML files through the full_load method or with the FullLoader loader. This is due to an incomplete fix for CVE-2020-1747.

How to fix Arbitrary Code Execution?

Upgrade PyYAML to version 5.4 or higher.