{"cve":"CVE-2020-8163","nvd":{"published":"2020-07-02T19:15:12.433","modified":"2026-06-17T03:25:58.177","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-94"],"references":["http://packetstormsecurity.com/files/158604/Ruby-On-Rails-5.0.1-Remote-Code-Execution.html","https://groups.google.com/g/rubyonrails-security/c/hWuKcHyoKh0","https://hackerone.com/reports/304805","https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html","http://packetstormsecurity.com/files/158604/Ruby-On-Rails-5.0.1-Remote-Code-Execution.html"],"products":["debian:debian_linux","rubyonrails:rails"],"source":"nvd","synced_at":"2026-10-19T21:06:22.076270124+00:00"},"epss":{"cve":"CVE-2020-8163","score":0.82465,"percentile":0.99664,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-cr3x-7m39-c6jq","url":"https://osv.dev/vulnerability/GHSA-cr3x-7m39-c6jq","summary":"Remote code execution via user-provided local names in ActionView","modified":"2024-02-16T08:05:45.499862Z","packages":[{"ecosystem":"RubyGems","name":"actionview","purl":"pkg:gem/actionview","ranges":["<4.2.11.3"],"fixed":["4.2.11.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}