{"id":"CVE-2016-1000221","aliases":["GHSA-vcmm-ppqx-95ch"],"url":"https://o3.security/vulnerability/CVE-2016-1000221","summary":"Logstash Logs Sensitive Information","details":"Logstash prior to version 2.3.4, Elasticsearch Output plugin would log to file HTTP authorization headers which could contain sensitive information.","published":"2017-06-16T21:29:00.337Z","modified":"2026-10-24T10:30:29.980964586Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"RubyGems","name":"logstash-core","fixedVersion":"2.3.4"}],"fix":{"url":"https://github.com/elastic/logstash/commit/0999050144adad7f4d99d43e561c2882fd7c512b","label":"elastic/logstash@0999050"},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/99126"},{"type":"ADVISORY","url":"https://www.elastic.co/community/security"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-1000221"},{"type":"WEB","url":"https://github.com/elastic/logstash/commit/0999050144adad7f4d99d43e561c2882fd7c512b"},{"type":"PACKAGE","url":"https://github.com/elastic/logstash"},{"type":"WEB","url":"https://web.archive.org/web/20210124065200/http://www.securityfocus.com/bid/99126"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:29.980964586Z"}}