{"action":"Upgrade py3-lxml to 4.6.3-r0 or later.","affected":[{"fixed":"4.6.3-r0","introduced":"0"}],"component":"py3-lxml","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["4.6.3-r0"],"id":"tcs_01M5ND53ZDFBFMCSZH89J7KZB4","modified_at":"2026-10-23T17:17:56.179196875Z","published_at":"2021-03-21T05:15:13.367Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-28957","https://security.alpinelinux.org/vuln/CVE-2021-28957"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-28957#Alpine:v3.24/py3-lxml","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-28957"}],"summary":"An XSS vulnerability was discovered in python-lxml's clean module versions before 4.6.3. When disabling the safe_attrs_only and forms arguments, the Cleaner class does not remove the formaction attrib"}