{"id":"CVE-2018-11627","details":"Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a params parser exception.","aliases":["GHSA-mq35-wqvf-r23c"],"modified":"2026-07-08T05:52:13.646911586Z","published":"2018-05-31T19:29:00.203Z","related":["openSUSE-SU-2024:11353-1","openSUSE-SU-2024:12033-1"],"database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","vendor_product":"redhat:cloudforms","cpes":["cpe:2.3:a:redhat:cloudforms:4.6:*:*:*:*:*:*:*","cpe:2.3:a:redhat:cloudforms:4.7:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"4.6"},{"last_affected":"4.6"},{"introduced":"4.7"},{"last_affected":"4.7"}]}]},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:0212"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:0315"},{"type":"FIX","url":"https://github.com/sinatra/sinatra/commit/12786867d6faaceaec62c7c2cb5b0e2dc074d71a"},{"type":"EVIDENCE","url":"https://github.com/sinatra/sinatra/issues/1428"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/sinatra/sinatra","events":[{"introduced":"0"},{"fixed":"c8910e9a7f9537e397f34b9e71e15757ccfbbae3"},{"fixed":"12786867d6faaceaec62c7c2cb5b0e2dc074d71a"}],"database_specific":{"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:sinatrarb:sinatra:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.0.2"}]}}],"versions":["v2.0.1","v2.0.1.rc1","v2.0.0","v2.0.0.rc6","v2.0.0.rc5","2.0.0.rc5","v2.0.0.rc4","2.0.0.rc4","v2.0.0.rc3","2.0.0.rc3","v2.0.0.rc2","v2.0.0.beta2","v2.0.0.rc1","v1.4.6","v1.4.5","v1.4.4","v1.4.3","1.4.3","v1.4.2","1.4.2","v1.4.1","1.4.1","v1.4.0","1.4.0","v1.3.2","1.3.2","v1.3.1","1.3.1","v1.3.0","1.3.0","v1.2.1","1.2.1","v1.2.0","1.2.0","1.2.0.d","1.2.0.c","1.2.0.b","1.2.0.a","v1.1.0","1.1.0","1.1.b","1.1.a","v1.0.0","semver","1.0","1.0.b","1.0.a","0.9.2","0.9.1.1","0.9.1","0.9.0.2","0.9.0.1","0.3.3","0.3.2","0.3.1","0.3.0","0.2.2","0.2.0","0.1.7","0.1.6","0.1.5","0.1.0","0.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11627.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}