{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "19.13.5.44"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "693b26b64881f69b3fade226d435daa17657f5f4"
            }
          ],
          "repo": "https://github.com/clickhouse/clickhouse",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "ClickHouse before 19.13.5.44 allows HTTP header injection via the url table function.",
  "id": "CVE-2019-18657",
  "modified": "2026-03-14T13:46:03.534258547Z",
  "published": "2019-10-31T19:15:12.687Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/ClickHouse/ClickHouse/blob/master/CHANGELOG.md"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/ClickHouse/ClickHouse/pull/6466"
    },
    {
      "type": "FIX",
      "url": "https://github.com/ClickHouse/ClickHouse/pull/7526/files"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}