{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "5.12.0"
              },
              {
                "fixed": "7.7.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "bfd66aa445a2df8c6ed6ba9f2567021ecf6c9f3b"
            },
            {
              "fixed": "ea08d47f6051f480153f9035e3b255b937ee5229"
            }
          ],
          "repo": "https://github.com/mattermost/mattermost-server",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the /api/v4/users/me/teams  API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.\n\n\n",
  "id": "CVE-2023-27266",
  "modified": "2026-03-13T21:53:24.993542102Z",
  "published": "2023-02-27T15:15:12.067Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://mattermost.com/security-updates/"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}