{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8.0.0"
            },
            {
              "fixed": "8.7.21"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.0"
            },
            {
              "fixed": "9.5.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "typo3/cms-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7.1.0"
            },
            {
              "fixed": "7.6.32"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-05-30T14:59:25Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "Failing to properly encode user input, login status display is vulnerable to cross-site scripting in the website frontend. A valid user account is needed in order to exploit this vulnerability - either a backend user or a frontend user having the possibility to modify their user profile.\n\nTemplate patterns that are affected are\n\n- ###FEUSER_[fieldName]### using system extension felogin\n- \u003c!--###USERNAME###--\u003e for regular frontend rendering (pattern can be defined individually using TypoScript setting config.USERNAME_substToken)\n ",
  "id": "GHSA-8c25-vj2w-p72j",
  "modified": "2024-05-30T14:59:25Z",
  "published": "2024-05-30T14:59:25Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2018-12-11-3.yaml"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/TYPO3-CMS/core"
    },
    {
      "type": "WEB",
      "url": "https://typo3.org/security/advisory/typo3-core-sa-2018-008"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "TYPO3 Cross-Site Scripting in Frontend User Login"
}