{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:contao:contao_cms:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "4.4.0"
              },
              {
                "fixed": "4.4.31"
              },
              {
                "introduced": "4.6.0"
              },
              {
                "fixed": "4.6.11"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "da8a867d8335c4ca55e5085dac11f1fecd12650e"
            },
            {
              "fixed": "41ca5198a52775adaf2fbd0f3e627732298c5d15"
            },
            {
              "introduced": "c3e0c88e63095d83fd37fb96c4381de7658de4dc"
            },
            {
              "fixed": "11918919a1ae4f2fee92d1ae2f959373ca490988"
            }
          ],
          "repo": "https://github.com/contao/contao",
          "type": "GIT"
        }
      ]
    },
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:contao:contao_cms:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "3.0.0"
              },
              {
                "fixed": "3.5.37"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "50abb623bdc798bc8cd00a653b986a5f7a09075e"
            },
            {
              "fixed": "f538903de8dd57b09c0a575a458a39a28f43c2c2"
            }
          ],
          "repo": "https://github.com/contao/core",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Contao 3.x before 3.5.37, 4.4.x before 4.4.31 and 4.6.x before 4.6.11 has Incorrect Access Control.",
  "id": "CVE-2018-20028",
  "modified": "2026-07-08T05:37:24.983417847Z",
  "published": "2019-04-17T19:29:00.393Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://contao.org/en/news.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://contao.org/en/news/security-vulnerability-cve-2018-20028.html"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}