{"id":"CVE-2020-36939","aliases":[],"url":"https://o3.security/vulnerability/CVE-2020-36939","summary":"Cassandra Web - Remote File Read","details":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","published":"2026-01-27T18:32:13Z","modified":"2026-09-08T18:41:07.651834Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"RubyGems","name":"cassandra-web","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36939"},{"type":"PACKAGE","url":"https://github.com/avalanche123/cassandra-web"},{"type":"WEB","url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cassandra-web/CVE-2020-36939.yml"},{"type":"WEB","url":"https://rubygems.org/gems/cassandra-web/versions/0.5.0"},{"type":"WEB","url":"https://www.exploit-db.com/exploits/49362"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/cassandra-web-remote-file-read"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-08T18:41:07.651834Z"}}