{"action":"Upgrade py3-yaml to 5.3.1-r1 or later.","affected":[{"fixed":"5.3.1-r1","introduced":"0"}],"component":"py3-yaml","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.12","exploited":false,"fixed_versions":["5.3.1-r1"],"id":"tcs_01M5NC68EAMMMMW3Y9Z0CD3CGM","modified_at":"2026-09-11T10:17:51.378703945Z","published_at":"2021-02-09T21:15:12.707Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-14343","https://security.alpinelinux.org/vuln/CVE-2020-14343"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-14343#Alpine:v3.12/py3-yaml","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-14343"}],"summary":"A vulnerability was discovered in the PyYAML library in versions before 5.4, where it is susceptible to arbitrary code execution when it processes untrusted YAML files through the full_load method or"}