{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.keycloak:keycloak-parent"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.0.0"
            },
            {
              "fixed": "18.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-04-28T21:01:28Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "A POST based reflected Cross Site Scripting vulnerability on has been identified in Keycloak. When a malicious request is sent to the client registration endpoint, the error message is not properly escaped, allowing an attacker to execute malicious scripts into the user\u0027s browser.\n\n### Acknowledgement\n\nKeycloak would like to thank Quentin TEXIER (Pentester at Opencyber) for reporting this issue.",
  "id": "GHSA-m98g-63qj-fp8j",
  "modified": "2022-04-28T21:01:28Z",
  "published": "2022-04-28T21:01:28Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/keycloak/keycloak/security/advisories/GHSA-m98g-63qj-fp8j"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/keycloak/keycloak"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Reflected XSS on clients-registrations endpoint"
}