{"id":"CVE-2017-7400","aliases":["GHSA-47vp-44v9-rhgq","PYSEC-2026-821"],"title":"OpenStack Horizon Cross-site Scripting (XSS)","summary":"OpenStack Horizon Cross-site Scripting (XSS)","severity":"medium","cvss":4.8,"cvssVector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","vendor":"horizon","product":"horizon","ecosystem":"pip","affected":["horizon >= 9.0, < 9.1.2","horizon >= 10.0, < 10.0.3","horizon >= 11.0.0, < 11.0.1"],"patched":["horizon 9.1.2","horizon 10.0.3","horizon 11.0.1"],"published":"2022-05-14","updated":"2026-07-07","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-47vp-44v9-rhgq","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-7400"},{"url":"https://access.redhat.com/errata/RHSA-2017:1598"},{"url":"https://access.redhat.com/errata/RHSA-2017:1739"},{"url":"https://launchpad.net/bugs/1667086"},{"url":"https://opendev.org/openstack/horizon/commit/1407cfe53144146b29679de21f28c952282043ae"},{"url":"https://opendev.org/openstack/horizon/commit/511b325b45b6bd7a88bb6df1a4639b80d0121277"},{"url":"https://opendev.org/openstack/horizon/commit/a835dbfbaa2c70329c08d4b8429d49315dc6d651"},{"url":"https://opendev.org/openstack/horizon/commit/ce80bb6fec3cb0262728e7ae8b9d695cf832e5bf"},{"url":"http://www.securityfocus.com/bid/97324"}],"tags":["osv","pip"],"epss":0.01341,"epssPercentile":0.69633,"ingestedAt":"2026-07-08T18:25:45.281Z","slug":"CVE-2017-7400","body":"## Overview\n\nOpenStack 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.\n\n## Affected packages\n\n- `horizon >= 9.0, < 9.1.2`\n- `horizon >= 10.0, < 10.0.3`\n- `horizon >= 11.0.0, < 11.0.1`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `horizon 9.1.2`\n- `horizon 10.0.3`\n- `horizon 11.0.1`","depth":"sunlit","depthScore":27,"depthScoreParts":{"impact":26.4,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}