{"id":"CVE-2020-8163","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-8163","generatedAt":"2026-11-05T02:04:56.804Z","title":"The is a code injection vulnerability in versions of Rails prior to 5.0.1 that wouldallow an attacker who controlled the `locals` argument of a `render` call to perform a RCE.","description":"The is a code injection vulnerability in versions of Rails prior to 5.0.1 that wouldallow an attacker who controlled the `locals` argument of a `render` call to perform a RCE.","published":"2020-07-02T19:15:12.000Z","lastModified":"2026-06-17T03:25:58.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-94"],"affected":["rubyonrails/rails","debian/debian linux"],"epss":{"score":0.82465,"percentile":0.99664,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2020-07-26","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":48716,"kind":"exploit","title":"Rails 5.0.1 - Remote Code Execution","url":"https://www.exploit-db.com/exploits/48716","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/ruby/webapps/48716.rb","file":"exploits/ruby/webapps/48716.rb","published":"2020-07-26","added":"2020-07-26","updated":"2020-07-26","author":"Lucas Amorim","type":"webapps","platform":"ruby","port":null,"verified":false,"codes":["CVE-2020-8163"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 82.5%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/158604/Ruby-On-Rails-5.0.1-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"support@hackerone.com"},{"url":"https://groups.google.com/g/rubyonrails-security/c/hWuKcHyoKh0","tags":["Mailing List","Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://hackerone.com/reports/304805","tags":["Permissions Required","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html","tags":["Mailing List","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"http://packetstormsecurity.com/files/158604/Ruby-On-Rails-5.0.1-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://groups.google.com/g/rubyonrails-security/c/hWuKcHyoKh0","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackerone.com/reports/304805","tags":["Permissions Required","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-8163","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."}