{"id":"CVE-2022-23469","aliases":["GHSA-h2ph-vhm7-g4hp","GO-2022-1154"],"url":"https://o3.security/vulnerability/CVE-2022-23469","summary":"Authorization header displayed in the debug logs","details":"### Impact\n\nThere is a potential vulnerability in Traefik displaying the Authorization header in its debug logs.\n\nTraefik uses [oxy](https://github.com/vulcand/oxy) to provide the following features:\n\n- Round Robin: https://doc.traefik.io/traefik/routing/services/#weighted-round-robin-service\n- Buffering: https://doc.traefik.io/traefik/middlewares/http/buffering/\n- Circuit Breaker: https://doc.traefik.io/traefik/middlewares/http/circuitbreaker/\n- In-Flight Requests: https://doc.traefik.io/traefik/middlewares/http/inflightreq/\n\nIn such cases, if the log level is set to DEBUG, the credentials provided using the Authorization header are displayed in the debug logs:\n\n```\nlevel=debug msg=\"vulcand/oxy/roundrobin/rr: completed ServeHttp on request\" Request=\"{\\\\\"Method\\\\\":\\\\\"POST\\\\\",\\\\\"URL\\\\\":{\\\\\"Scheme\\\\\":\\\\\"\\\\\",\\\\\"Opaque\\\\\":\\\\\"\\\\\",\\\\\"User\\\\\":null,\\\\\"Host\\\\\":\\\\\"\\\\\",\\\\\"Path\\\\\":\\\\\"/<redacted>/<redacted>\\\\\",\\\\\"RawPath\\\\\":\\\\\"\\\\\",\\\\\"ForceQuery\\\\\":false,\\\\\"RawQuery\\\\\":\\\\\"\\\\\",\\\\\"Fragment\\\\\":\\\\\"\\\\\",\\\\\"RawFragment\\\\\":\\\\\"\\\\\"},\\\\\"Proto\\\\\":\\\\\"HTTP/2.0\\\\\",\\\\\"ProtoMajor\\\\\":2,\\\\\"ProtoMinor\\\\\":0,\\\\\"Header\\\\\":{\\\\\"Authorization\\\\\":[\\\\\"Bearer <token value was here>\\\\\"],\\\\\"Content-Type\\\\\":[\\\\\"application/grpc\\\\\"],\\\\\"Grpc-Accept-Encoding\\\\\":[\\\\\"gzip\\\\\"],\\\\\"Grpc-Timeout\\\\\":[\\\\\"29999886u\\\\\"],\\\\\"Te\\\\\":[\\\\\"trailers\\\\\"],\\\\\"User-Agent\\\\\":[\\\\\"<redacted>\\\\\"],<remainder of log message removed>\n```\n\n### Patches\n\nhttps://github.com/traefik/traefik/pull/9574\nhttps://github.com/traefik/traefik/releases/tag/v2.9.6\n\n### Workarounds\n\nSet the log level to `INFO`, `WARN`, or `ERROR`.\n\n### For more information\n\nIf you have any questions or comments about this advisory, please [open an issue](https://github.com/traefik/traefik/issues).","published":"2022-12-08T21:33:19.114Z","modified":"2026-10-28T02:30:58.032365033Z","cvss":{"score":3.5,"severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Go","name":"github.com/traefik/traefik/v2","fixedVersion":"2.9.6"}],"fix":{"url":"https://github.com/traefik/traefik/pull/9574","label":"traefik/traefik#9574"},"references":[{"type":"WEB","url":"https://github.com/traefik/traefik/releases/tag/v2.9.6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23469.json"},{"type":"ADVISORY","url":"https://github.com/traefik/traefik/security/advisories/GHSA-h2ph-vhm7-g4hp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23469"},{"type":"FIX","url":"https://github.com/traefik/traefik/pull/9574"},{"type":"PACKAGE","url":"https://github.com/traefik/traefik"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:58.032365033Z"}}