{"id":"CVE-2018-3760","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-3760","generatedAt":"2026-10-28T21:24:56.000Z","title":"There is an information leak vulnerability in Sprockets.","description":"There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12.4 and lower. Specially crafted requests can be used to access files that exists on the filesystem that is outside an application's root directory, when the Sprockets server is used in production. All users running an affected release should either upgrade or use one of the work arounds immediately.","published":"2018-06-26T19:29:00.000Z","lastModified":"2026-06-17T01:57:47.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.0","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"},"cwe":["CWE-22","CWE-200"],"affected":["redhat/cloudforms","redhat/enterprise linux","sprockets project/sprockets","debian/debian linux"],"epss":{"score":0.26717,"percentile":0.98017,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.16077,"percentile":0.96823},{"date":"2026-09-22","score":0.26717,"percentile":0.97934}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 26.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.26717,"from":0.16077,"percentile":0.97934},"summary":"EPSS moved from 16.1% to 26.7% probability of exploitation in the next thirty days."}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2018:2244","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2018:2245","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2018:2561","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2018:2745","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://github.com/rails/sprockets/commit/c09131cf5b2c479263939c8582e22b98ed616c5fhttps://github.com/rails/sprockets/commit/9c34fa05900b968d74f08ccf40917848a7be9441https://github.com/rails/sprockets/commit/18b8a7f07a50c245e9aee7854ecdbe606bbd8bb5","tags":["Broken Link"],"source":"support@hackerone.com"},{"url":"https://groups.google.com/d/msg/rubyonrails-security/ft_J--l55fM/7roDfQ50BwAJ","tags":["Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://www.debian.org/security/2018/dsa-4242","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://access.redhat.com/errata/RHSA-2018:2244","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:2245","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:2561","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:2745","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/rails/sprockets/commit/c09131cf5b2c479263939c8582e22b98ed616c5fhttps://github.com/rails/sprockets/commit/9c34fa05900b968d74f08ccf40917848a7be9441https://github.com/rails/sprockets/commit/18b8a7f07a50c245e9aee7854ecdbe606bbd8bb5","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://groups.google.com/d/msg/rubyonrails-security/ft_J--l55fM/7roDfQ50BwAJ","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2018/dsa-4242","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-3760","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."}