{"action":"Upgrade github.com/traefik/traefik to 2.1.4 or later.","affected":[{"fixed":"2.1.4","introduced":"0"}],"component":"github.com/traefik/traefik","cve_ids":["CVE-2020-9321"],"ecosystem":"Go","epss":0.00739,"exploited":false,"fixed_versions":["2.1.4"],"ghsa_id":"GHSA-7h6j-2268-fhcm","id":"tcs_01M5KF20MH5TM7E627HMXMP0FQ","modified_at":"2026-03-06T22:17:46.727082Z","published_at":"2021-09-02T22:00:01Z","references":["https://osv.dev/vulnerability/GHSA-7h6j-2268-fhcm","https://nvd.nist.gov/vuln/detail/CVE-2020-9321","https://github.com/containous/traefik/pull/6281","https://github.com/traefik/traefik/pull/6281","https://github.com/containous/traefik/releases/tag/v2.1.4","https://github.com/traefik/traefik","https://github.com/traefik/traefik/releases/tag/v2.1.4"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-7h6j-2268-fhcm","url":"https://osv.dev/vulnerability/GHSA-7h6j-2268-fhcm"}],"summary":"Traefik has an Improper Certificate Handling issue"}