{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "17.04.0"
              },
              {
                "fixed": "17.04.8"
              },
              {
                "introduced": "17.10.0"
              },
              {
                "fixed": "17.10.5"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "18.04.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "c1b8e4e448228b12a674c205a7288389613271e7"
            },
            {
              "fixed": "4731adeec17713177b730a94b9191c0725339da2"
            },
            {
              "introduced": "7e3e132425fc023eb85e66717284540d80bdacd1"
            },
            {
              "fixed": "101db724b6cdbbb6ab5c4f8dfe45274e0f437a21"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "2a17a9a771a9016f78bcf62b9150ca6283dc449b"
            }
          ],
          "repo": "https://github.com/maharaproject/mahara",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Mahara 17.04 before 17.04.8 and 17.10 before 17.10.5 and 18.04 before 18.04.1 are vulnerable to mentioning the usernames that are already taken by people registered in the system rather than masking that information.",
  "id": "CVE-2018-11565",
  "modified": "2026-03-13T21:48:07.642539947Z",
  "published": "2018-05-30T21:29:00.690Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://mahara.org/interaction/forum/topic.php?id=8271"
    },
    {
      "type": "FIX",
      "url": "https://bugs.launchpad.net/mahara/+bug/1772774"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}