{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "contao",
          "vendor": "contao",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 5.7.0-RC1, \u003c 5.7.9"
            },
            {
              "status": "affected",
              "version": "\u003e= 5.3.35, \u003c 5.3.48"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse() to feedIo-\u003eread() without scheme or private-address validation, allowing a backend user with module-edit permissions to make the server request internal network services, loopback addresses, or cloud metadata endpoints. In core-bundle/src/Controller/FrontendModule/FeedReaderController.php, the getResponse() function iterates over the configured feed URLs and passes each one directly to the HTTP client (via $this-\u003efeedIo-\u003eread($url, new Feed())) with no validation, while the DCA field definition for rss_feed in tl_module.php carries no URL scheme or host validation and the HTTP client is wired as @psr18.http_client (Symfony HttpClient) with no SSRF protection configured, since NoPrivateNetworkHttpClient is not used. This issue is fixed in versions 5.3.48."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-918",
              "description": "CWE-918: Server-Side Request Forgery (SSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-31T18:29:53.924Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/contao/contao/security/advisories/GHSA-87mg-5grr-rhwh",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/contao/contao/security/advisories/GHSA-87mg-5grr-rhwh"
        },
        {
          "name": "https://github.com/contao/contao/commit/27f6201809553bee767dcef15535bb8f0f4eac5f",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/contao/contao/commit/27f6201809553bee767dcef15535bb8f0f4eac5f"
        },
        {
          "name": "https://github.com/contao/contao/commit/53b939ff2c4718e3a1d7c54ddd8886e9370618e4",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/contao/contao/commit/53b939ff2c4718e3a1d7c54ddd8886e9370618e4"
        }
      ],
      "source": {
        "advisory": "GHSA-87mg-5grr-rhwh",
        "discovery": "UNKNOWN"
      },
      "title": "Contao: Server-Side Request Forgery (SSRF) via Unvalidated RSS Feed URL in Feed Reader Module"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-57232",
    "datePublished": "2026-07-31T18:29:53.924Z",
    "dateReserved": "2026-06-24T02:21:33.811Z",
    "dateUpdated": "2026-07-31T18:29:53.924Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-57232\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-07-31T19:17:11.423\",\"lastModified\":\"2026-07-31T19:17:11.423\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Contao is an Open Source CMS. From 5.3.35 through 5.3.47 and from 5.7.0-RC1 through 5.7.8, the Feed Reader front-end module passes configured RSS feed URLs from FeedReaderController::getResponse() to feedIo-\u003eread() without scheme or private-address validation, allowing a backend user with module-edit permissions to make the server request internal network services, loopback addresses, or cloud metadata endpoints. In core-bundle/src/Controller/FrontendModule/FeedReaderController.php, the getResponse() function iterates over the configured feed URLs and passes each one directly to the HTTP client (via $this-\u003efeedIo-\u003eread($url, new Feed())) with no validation, while the DCA field definition for rss_feed in tl_module.php carries no URL scheme or host validation and the HTTP client is wired as @psr18.http_client (Symfony HttpClient) with no SSRF protection configured, since NoPrivateNetworkHttpClient is not used. This issue is fixed in versions 5.3.48.\"}],\"affected\":[{\"source\":\"security-advisories@github.com\",\"affectedData\":[{\"vendor\":\"contao\",\"product\":\"contao\",\"versions\":[{\"version\":\"\u003e= 5.7.0-RC1, \u003c 5.7.9\",\"status\":\"affected\"},{\"version\":\"\u003e= 5.3.35, \u003c 5.3.48\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N\",\"baseScore\":3.1,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.6,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-918\"}]}],\"references\":[{\"url\":\"https://github.com/contao/contao/commit/27f6201809553bee767dcef15535bb8f0f4eac5f\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/contao/contao/commit/53b939ff2c4718e3a1d7c54ddd8886e9370618e4\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/contao/contao/security/advisories/GHSA-87mg-5grr-rhwh\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}