{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "1.0"
              },
              {
                "last_affected": "1.0"
              },
              {
                "introduced": "1.1"
              },
              {
                "last_affected": "1.1"
              },
              {
                "introduced": "1.2"
              },
              {
                "last_affected": "1.2"
              },
              {
                "introduced": "1.3"
              },
              {
                "last_affected": "1.3"
              },
              {
                "introduced": "1.4.0"
              },
              {
                "last_affected": "1.4.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "04ab6ae24a0629eb2a51e427cada2294cf7a454e"
            },
            {
              "fixed": "f95389e7f74acec42bcee079a616aaa06f9551d2"
            }
          ],
          "repo": "https://github.com/dtstack/taier",
          "type": "GIT"
        }
      ],
      "versions": [
        "1.0",
        "1.1",
        "1.2",
        "1.3",
        "1.4.0"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulDB",
    "cwe_ids": [
      "CWE-287"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11618.json"
  },
  "details": "A vulnerability was determined in DTStack Taier up to 1.4.0. The affected element is the function preHandle of the file taier-data-develop/src/main/java/com/dtstack/taier/develop/interceptor/LoginInterceptor.java of the component Source Connection Test Endpoint. Executing a manipulation can lead to improper authentication. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called f95389e7f74acec42bcee079a616aaa06f9551d2. A patch should be applied to remediate this issue.",
  "id": "CVE-2026-11618",
  "modified": "2026-07-15T01:48:57.095848282Z",
  "published": "2026-06-09T02:15:13.106Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/DTStack/Taier/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11618.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-11618"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/cve/CVE-2026-11618"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/submit/834008"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/vuln/369299"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/DTStack/Taier/issues/1194"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/369299/cti"
    },
    {
      "type": "FIX",
      "url": "https://github.com/DTStack/Taier/commit/f95389e7f74acec42bcee079a616aaa06f9551d2"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "DTStack Taier Source Connection Test Endpoint LoginInterceptor.java preHandle improper authentication"
}