{"id":"CVE-2019-5418","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-5418","generatedAt":"2026-10-28T01:42:19.262Z","title":"Rails Ruby on Rails Path Traversal Vulnerability","description":"There is a File Content Disclosure vulnerability in Action View <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 and v3 where specially crafted accept headers can cause contents of arbitrary files on the target system's filesystem to be exposed.","published":"2019-03-27T14:29:02.000Z","lastModified":"2026-06-17T02:37:39.000Z","status":"Analyzed","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","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"},"cwe":["CWE-22"],"affected":["rubyonrails/rails","debian/debian linux","redhat/cloudforms","opensuse/leap","fedoraproject/fedora","redhat/software collections"],"epss":{"score":0.98507,"percentile":0.9992,"date":"2026-10-26","history":[]},"kev":{"listed":true,"dateAdded":"2025-07-07","dueDate":"2025-07-28","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.\nhttps://web.archive.org/web/20190313201629/https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/ ; https://nvd.nist.gov/vuln/detail/CVE-2019-5418"},"exploits":{"count":1,"verified":false,"firstPublished":"2019-03-21","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":46585,"kind":"exploit","title":"Rails 5.2.1 - Arbitrary File Content Disclosure","url":"https://www.exploit-db.com/exploits/46585","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/webapps/46585.py","file":"exploits/multiple/webapps/46585.py","published":"2019-03-21","added":"2019-03-21","updated":"2019-03-21","author":"NotoriousRebel","type":"webapps","platform":"multiple","port":null,"verified":false,"codes":["CVE-2019-5418"],"tags":"Traversal","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 28 July 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.html","tags":["Mailing List","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"http://packetstormsecurity.com/files/152178/Rails-5.2.1-Arbitrary-File-Content-Disclosure.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"support@hackerone.com"},{"url":"http://www.openwall.com/lists/oss-security/2019/03/22/1","tags":["Mailing List","Mitigation","Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2019:0796","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2019:1147","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2019:1149","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2019:1289","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://groups.google.com/forum/#%21topic/rubyonrails-security/pFRKI96Sm8Q","tags":["Permissions Required"],"source":"support@hackerone.com"},{"url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00042.html","tags":["Mailing List","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/","tags":["Broken Link","Patch","Vendor Advisory"],"source":"support@hackerone.com"},{"url":"https://www.exploit-db.com/exploits/46585/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"support@hackerone.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://packetstormsecurity.com/files/152178/Rails-5.2.1-Arbitrary-File-Content-Disclosure.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2019/03/22/1","tags":["Mailing List","Mitigation","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:0796","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:1147","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:1149","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:1289","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://groups.google.com/forum/#%21topic/rubyonrails-security/pFRKI96Sm8Q","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00042.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/","tags":["Broken Link","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/46585/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"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/","tags":["Patch","Vendor Advisory"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-5418","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-5418","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}