{"id":"CVE-2017-7400","aliases":["GHSA-47vp-44v9-rhgq","PYSEC-2026-821"],"url":"https://o3.security/vulnerability/CVE-2017-7400","summary":"OpenStack Horizon Cross-site Scripting (XSS)","details":"OpenStack Horizon 9.x through 9.1.1, 10.x through 10.0.2, and 11.0.0 allows remote authenticated administrators to conduct XSS attacks via a crafted federation mapping.","published":"2017-04-03T14:59:00.167Z","modified":"2026-07-08T05:50:06.670593993Z","cvss":{"score":4.8,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"},"epss":{"score":0.01054,"percentile":0.61817,"asOf":"2026-08-22"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"horizon","fixedVersion":"9.1.2"},{"ecosystem":"PyPI","name":"horizon","fixedVersion":"10.0.3"},{"ecosystem":"PyPI","name":"horizon","fixedVersion":"11.0.1"}],"fix":null,"references":[{"type":"WEB","url":"https://launchpad.net/bugs/1667086"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/97324"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1598"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1739"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-7400"},{"type":"WEB","url":"https://opendev.org/openstack/horizon/commit/1407cfe53144146b29679de21f28c952282043ae"},{"type":"WEB","url":"https://opendev.org/openstack/horizon/commit/511b325b45b6bd7a88bb6df1a4639b80d0121277"},{"type":"WEB","url":"https://opendev.org/openstack/horizon/commit/a835dbfbaa2c70329c08d4b8429d49315dc6d651"},{"type":"WEB","url":"https://opendev.org/openstack/horizon/commit/ce80bb6fec3cb0262728e7ae8b9d695cf832e5bf"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:50:06.670593993Z"}}