{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "9.0.0"
              },
              {
                "fixed": "9.3.4"
              }
            ]
          },
          "events": [
            {
              "introduced": "b3774abddd475b4ba98b637402506f7a5ebd90ea"
            },
            {
              "fixed": "888b723684a60ae2e037d5f41e5667635d205ce4"
            }
          ],
          "repo": "https://github.com/concretecms/concretecms",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Concrete CMS versions 9.0.0 through 9.3.3 are affected by a\nstored XSS vulnerability in the \"Top Navigator Bar\" block.\nSince the \"Top Navigator Bar\" output was not sufficiently sanitized, a rogue administrator could add a malicious payload that could be executed when targeted users visited the home page.The Concrete CMS Security Team gave this vulnerability a CVSS v4 score of 4.6\nwith vector  CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N . This\ndoes not affect versions below 9.0.0  since they do not have the Top\nNavigator Bar Block. Thanks, Chu Quoc Khanh for reporting.",
  "id": "CVE-2024-8660",
  "modified": "2026-03-10T21:48:32.982717444Z",
  "published": "2024-09-17T19:15:28.953Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://documentation.concretecms.org/9-x/developers/introduction/version-history/934-release-notes"
    },
    {
      "type": "FIX",
      "url": "https://github.com/concretecms/concretecms/pull/12128"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}