{"id":"CVE-2020-36190","aliases":["EUVD-2021-0521","GHSA-wjx2-7hqq-8h7m"],"status":"published","title":"rails_admin ruby gem XSS vulnerability","description":"RailsAdmin (aka rails_admin) before 1.4.3 and 2.x before 2.0.2 allows XSS via nested forms.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01294,"percentile":0.70553,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2021-01-12T19:38:20Z","modified":"2026-10-20T10:54:20Z","fixes":[{"ecosystem":"RubyGems","package":"rails_admin","fixed_in":["2.0.2","1.4.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"rails_admin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.0.2"}]}]},{"source":"ghsa","ecosystem":"RubyGems","package":"rails_admin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.3"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"rails_admin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.3"}]}],"versions":["0.0.1","0.0.2","0.0.3","0.0.4","0.0.5","0.1.0","0.1.1","0.1.2","0.2.0","0.3.0","0.4.0","0.4.1","0.4.2","0.4.3","0.4.4","0.4.5","0.4.6","0.4.7","0.4.8","0.4.9","0.5.0","0.6.0","0.6.1","0.6.2","0.6.3","0.6.4","0.6.5","0.6.6","0.6.7","0.6.8","0.7.0","0.8.1","1.0.0","1.0.0.rc","1.1.0","1.1.1","1.2.0","1.3.0","1.4.0","1.4.1","1.4.2"]},{"source":"osv","ecosystem":"RubyGems","package":"rails_admin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.0.2"}]}],"versions":["2.0.0","2.0.1"]}],"products":[{"vendor":"rails_admin_project","product":"rails_admin"}],"references":[{"url":"https://github.com/sferik/rails_admin/blob/master/README.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://github.com/sferik/rails_admin/commit/d72090ec6a07c3b9b7b48ab50f3d405f91ff4375","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/sferik/rails_admin/compare/v1.4.2...v1.4.3","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36190","tags":["advisory"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rails_admin/CVE-2020-36190.yml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-wjx2-7hqq-8h7m"},{"url":"https://github.com/railsadminteam/rails_admin","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-36190","description":"RailsAdmin (aka rails_admin) before 1.4.3 and 2.x before 2.0.2 allows XSS via nested 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