Contao discloses sensitive information in the front end search index

{
  "id": "e2549013e2086a609ac9538ffd79104517f42c8e45646ddfbd6a052622db0351",
  "url": "https://osv.dev/vulnerability/CVE-2025-57756",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Contao discloses sensitive information in the front end search index",
    "summary": "Contao is an Open Source CMS. In versions starting from 4.9.14 and prior to 4.13.56, 5.3.38, and 5.6.1, protected content elements that are rendered as fragments are indexed and become publicly available in the front end search. This issue has been patched in versions 4.13.56, 5.3.38, and 5.6.1. A workaround involves disabling the front end search.",
    "evidence": "osv:CVE-2025-57756",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-57756",
      "aliases": [
        "CVE-2025-57756",
        "GHSA-2xmj-8wmq-7475"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/contao/contao",
              "type": "GIT",
              "events": [
                {
                  "introduced": "23899ad910aa057494cce4517015aa31faa37f11"
                },
                {
                  "last_affected": "7ee9472cb592cc0de678d3b16af53fb763c64afc"
                },
                {
                  "introduced": "5a25b1d689ffde95a00427bdfde03695a2c645c3"
                },
                {
                  "fixed": "3cd9971c8f00e2ea150f27da56b5e8759c5084e4"
                },
                {
                  "introduced": "8cb541c59cb07ecb62fc5c5685c6448f38b97ad8"
                },
                {
                  "fixed": "be50a928909e6b8d27eac26274594a0b1a28d15c"
                },
                {
                  "introduced": "3173ec39227e5454439be24f7169bad5e0eb69f8"
                },
                {
                  "fixed": "b9d86dfd3af4b5ee9b2a0f1d3340197cebeb3052"
                },
                {
                  "fixed": "a03976c459b6f3985a28f6488b82a76ffb6c0514"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.9.0"
                      },
                      {
                        "last_affected": "4.9.14"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.10.0"
                      },
                      {
                        "fixed": "4.13.56"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.0.0"
                      },
                      {
                        "fixed": "5.3.38"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.4.0"
                      },
                      {
                        "fixed": "5.6.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "a03976c459b6f3985a28f6488b82a76ffb6c0514"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "4.9.14",
            "4.9.13",
            "4.9.12",
            "4.9.11",
            "4.9.10",
            "4.9.9",
            "4.9.8",
            "4.9.7",
            "4.9.6",
            "4.9.5",
            "4.9.4",
            "4.9.3",
            "4.9.2",
            "4.9.1",
            "4.9.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-57756.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:23.372484519Z",
      "provider": "osv",
      "references": [
        "https://contao.org/en/security-advisories/information-disclosure-in-the-front-end-search-index",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/57xxx/CVE-2025-57756.json",
        "https://github.com/contao/contao/security/advisories/GHSA-2xmj-8wmq-7475",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-57756",
        "https://github.com/contao/contao/commit/a03976c459b6f3985a28f6488b82a76ffb6c0514"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-200",
          "CWE-612"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/57xxx/CVE-2025-57756.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-57756",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 489457,
  "published_at": "2025-08-28T16:31:40.295+00:00"
}