PYSEC-2026-821

Vulnerability from pysec - Published: 2026-07-06 08:03 - Updated: 2026-07-06 08:03
VLAI
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.

Severity
4.8 (Medium)
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Impacted products
Name purl
horizon pkg:pypi/horizon
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "horizon",
        "purl": "pkg:pypi/horizon"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0"
            },
            {
              "fixed": "9.1.2"
            },
            {
              "introduced": "10.0"
            },
            {
              "fixed": "10.0.3"
            },
            {
              "introduced": "11.0.0"
            },
            {
              "fixed": "11.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2017-7400",
    "GHSA-47vp-44v9-rhgq"
  ],
  "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.",
  "id": "PYSEC-2026-821",
  "modified": "2026-07-06T08:03:24.141443Z",
  "published": "2026-07-06T08:03:24.141443Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7400"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:1598"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:1739"
    },
    {
      "type": "WEB",
      "url": "https://launchpad.net/bugs/1667086"
    },
    {
      "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"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/97324"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/horizon"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-47vp-44v9-rhgq"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "OpenStack Horizon Cross-site Scripting (XSS)"
}



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