{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.16.11"
              },
              {
                "introduced": "0.16.12"
              },
              {
                "fixed": "0.17.8"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "954e7e1f300f9fcd169a72f7cca33179483d0344"
            },
            {
              "introduced": "87018166384657acd05a5b35827f47a35eb34e12"
            },
            {
              "fixed": "fe1ee6a819008ecb7ee12c4db51c306b59f9cf4b"
            }
          ],
          "repo": "https://github.com/nextcloud/circles",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Improper authorization in the Circles app 0.17.7 causes retaining access when an email address was removed from a circle.",
  "id": "CVE-2019-15610",
  "modified": "2026-03-13T21:51:36.047711267Z",
  "published": "2020-02-04T20:15:11.650Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2019-013"
    },
    {
      "type": "REPORT",
      "url": "https://hackerone.com/reports/673724"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}