In PyYAML before 4.1, the yaml.load()
API could execute arbitrary code. In other words, yaml.safe_load
is not used.
{ "github_reviewed": true, "nvd_published_at": null, "severity": "CRITICAL", "cwe_ids": [ "CWE-502" ], "github_reviewed_at": "2020-06-16T21:55:26Z" }