{"schema":"threatline.record/2","record":{"id":"CVE-2019-5418","aliases":[],"summary":"Rails Ruby on Rails Path Traversal Vulnerability","details":"Rails Ruby on Rails contains a path traversal vulnerability in Action View. Specially crafted accept headers in combination with calls to `render file:` can cause arbitrary files on the target server to be rendered, disclosing the file contents.","categories":["Runtimes & languages"],"product":"Ruby on Rails","vendor":"Rails","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2019-5418","source_modified_at":"2025-10-21T23:45:41.038Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"https://github.com/rails/rails","vendor":"Rails","versions":[{"status":"affected","version":"5.2.2.1"},{"status":"affected","version":"5.1.6.2"},{"status":"affected","version":"5.0.7.2"},{"status":"affected","version":"4.2.11.1"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.5,"severity":"High","kev":{"listed":true,"date_added":"2025-07-07","due_date":"2025-07-28","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.98507,"percentile":0.99921,"score_date":"2026-10-23"},"published_at":"2019-03-27T13:38:58.000Z","modified_at":"2025-10-21T23:45:41.038Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2019-5418","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:45:41.038Z"},{"source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/gather/rails_doubletap_file_read.rb","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/46585","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2019-03-21"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-5418.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2019-5418","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Metasploit","Exploit-DB","Nuclei","EPSS"],"references":[{"source":"CVE List","url":"https://web.archive.org/web/20190313201629/https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5418","source":"CISA KEV"},{"source":"CVE List","url":"https://www.exploit-db.com/exploits/46585/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"source":"CVE List","url":"https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://groups.google.com/forum/#%21topic/rubyonrails-security/pFRKI96Sm8Q","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00042.html","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"source":"CVE List","url":"https://access.redhat.com/errata/RHSA-2019:0796","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"source":"CVE List","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"source":"CVE List","url":"https://access.redhat.com/errata/RHSA-2019:1149","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"source":"CVE List","url":"https://access.redhat.com/errata/RHSA-2019:1147","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"source":"CVE List","url":"https://access.redhat.com/errata/RHSA-2019:1289","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-5418","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"partial","assessed_at":"2025-07-17T03:55:43.688900Z"},"exploits":[{"source":"Metasploit","kind":"Auxiliary module","name":"Ruby On Rails File Content Disclosure ('doubletap')","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/gather/rails_doubletap_file_read.rb","date":null,"added":"2026-04-15","check":true},{"source":"Exploit-DB","kind":"Webapps exploit","name":"Rails 5.2.1 - Arbitrary File Content Disclosure","url":"https://www.exploit-db.com/exploits/46585","date":"2019-03-21","added":"2019-03-21","verified":false},{"source":"Nuclei","kind":"Scanner template","name":"Rails File Content Disclosure","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-5418.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:45:41.038Z","content_hash":"e8c95385096ba93408aa4230640c32dd25723e62d5e56513c8230faf6d6180b4"}}