{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.3.6"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "c23542f55cba8eaddb3cb34613bed03f7ae758f7"
            }
          ],
          "repo": "https://github.com/blackcatdevelopment/blackcatcms",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "The admin panel in BlackCat CMS 1.3.6 allows stored XSS (by an admin) via the Display Name field to backend/preferences/ajax_save.php.",
  "id": "CVE-2021-27237",
  "modified": "2026-03-13T21:57:09.805077273Z",
  "published": "2021-02-16T19:15:13.010Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/BlackCatDevelopment/BlackCatCMS/commits/release-1.4/upload/backend/preferences/ajax_save.php"
    },
    {
      "type": "FIX",
      "url": "https://github.com/BlackCatDevelopment/BlackCatCMS/compare/1.3.6...1.4Beta"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.exploit-db.com/exploits/49565"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}