{"id":"CVE-2018-7212","aliases":["EUVD-2018-0167","GHSA-h29f-7f56-j8wh"],"status":"published","title":"Sinatra Path Traversal vulnerability","description":"An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01838,"percentile":0.7912,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22"],"published":"2018-02-18T06:00:00Z","modified":"2026-10-24T10:50:33Z","fixes":[{"ecosystem":"RubyGems","package":"sinatra","fixed_in":["2.0.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"sinatra","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0.beta1"},{"fixed":"2.0.1"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"sinatra","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0.beta1"},{"fixed":"2.0.1"}]}],"versions":["2.0.0","2.0.0.beta1","2.0.0.beta2","2.0.0.rc1","2.0.0.rc2","2.0.0.rc5","2.0.0.rc6","2.0.1.rc1"]}],"products":[{"vendor":"sinatrarb","product":"sinatra"}],"references":[{"url":"https://github.com/sinatra/sinatra/commit/6ad721abcfe36334108dcdd05d046c361e1b7a9c","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/sinatra/sinatra/pull/1379","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-7212","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h29f-7f56-j8wh"},{"url":"https://github.com/sinatra/sinatra","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2018-7212","description":"An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","status":"published","published":"2018-02-18T06:00:00Z","modified":"2024-08-05T06:24:11.191Z","updated_at":"2026-11-02T14:35:09.908186Z"}],"euvd":[{"id":"EUVD-2018-0167","description":"An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","status":"published","published":"2018-02-18T06:00:00Z","modified":"2024-08-05T06:24:11Z","updated_at":"2026-11-03T02:40:06.682302Z"}],"ghsa":[{"id":"GHSA-h29f-7f56-j8wh","title":"Sinatra Path Traversal vulnerability","description":"An issue was discovered in `rack-protection/lib/rack/protection/path_traversal.rb` in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","status":"published","published":"2018-02-20T19:23:20Z","modified":"2023-01-26T20:26:11Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:36:14.825433Z"}],"nvd":[{"id":"CVE-2018-7212","description":"An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","status":"published","published":"2018-02-18T06:29:00.217Z","modified":"2026-06-17T02:02:48.403Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:04:23.783914Z"}],"osv":[{"id":"CVE-2018-7212","description":"An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","status":"published","published":"2018-02-18T06:29:00.217Z","modified":"2026-10-24T10:50:33.154665824Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:09.74357Z"},{"id":"GHSA-h29f-7f56-j8wh","title":"Sinatra Path Traversal vulnerability","description":"An issue was discovered in `rack-protection/lib/rack/protection/path_traversal.rb` in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.","status":"published","published":"2018-02-20T19:23:20Z","modified":"2023-11-08T04:00:22.311872Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:46:48.546324Z"}]}}