{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "3.5.0"
              },
              {
                "fixed": "3.5.5"
              },
              {
                "introduced": "3.6.0"
              },
              {
                "fixed": "3.6.3"
              }
            ]
          },
          "events": [
            {
              "introduced": "46574904afd39578fa4146bf1fc5c401ac680aa6"
            },
            {
              "fixed": "5e878219fbe7ab63d2a54ed02aff63443fb83192"
            },
            {
              "introduced": "cb628a9a08933c2a9f1eae2f3be70ea5d343b419"
            },
            {
              "fixed": "4d3a32dde97e964ad4512c35d15a1784c69c247e"
            }
          ],
          "repo": "https://github.com/moodle/moodle",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A vulnerability was found in moodle before versions 3.6.3 and 3.5.5. There was a link to site home within the the Boost theme's secure layout, meaning students could navigate out of the page.",
  "id": "CVE-2019-3851",
  "modified": "2026-03-15T21:49:14.291407426Z",
  "published": "2019-03-26T18:29:00.887Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3851"
    },
    {
      "type": "FIX",
      "url": "https://moodle.org/mod/forum/discuss.php?d=384014#p1547746"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}