{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "a1ee7ef46718836a3a9a4408cb5bc7c5a08b7efc"
            }
          ],
          "repo": "https://github.com/namelessmc/nameless",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-f5rm-w4mx-q7rx"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79",
      "CWE-80"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54421.json"
  },
  "details": "NamelessMC is a free, easy to use \u0026 powerful website software for Minecraft servers. Cross-site scripting (XSS) vulnerability in NamelessMC before 2.2.4 allows remote authenticated attackers to inject arbitrary web script or HTML via the default_keywords crafted parameter. This vulnerability is fixed in 2.2.4.",
  "id": "CVE-2025-54421",
  "modified": "2026-04-01T23:09:18.317306330Z",
  "published": "2025-08-18T16:01:30.994Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54421.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/NamelessMC/Nameless/security/advisories/GHSA-f5rm-w4mx-q7rx"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-54421"
    },
    {
      "type": "FIX",
      "url": "https://github.com/NamelessMC/Nameless/commit/56d35cff9ee944c061791ef478cabd2bed0223c4"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "NamelessMC allows Stored Cross Site Scripting (XSS) in SEO component"
}