{"id":"CVE-2020-9321","aliases":["GHSA-7h6j-2268-fhcm","GO-2022-0808"],"url":"https://o3.security/vulnerability/CVE-2020-9321","summary":"Traefik has an Improper Certificate Handling issue","details":"configurationwatcher.go in Traefik 2.x before 2.1.4 and TraefikEE 2.0.0 mishandles the purging of certificate contents from providers before logging.","published":"2020-03-16T19:15:11.443Z","modified":"2026-08-07T11:49:02.018339540Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":{"score":0.00739,"percentile":0.51462,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/traefik/traefik","fixedVersion":"2.1.4"}],"fix":{"url":"https://github.com/containous/traefik/pull/6281","label":"containous/traefik#6281"},"references":[{"type":"ADVISORY","url":"https://github.com/containous/traefik/releases/tag/v2.1.4"},{"type":"FIX","url":"https://github.com/containous/traefik/pull/6281"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:49:02.018339540Z"}}