{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "c86c60bab86b64b44755d2776703939c01686055"
            },
            {
              "fixed": "f360bc52bd5ce35a8aec21870de22a3b38967081"
            }
          ],
          "repo": "https://github.com/zitadel/zitadel",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-pr34-2v5x-6qjq"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29191.json"
  },
  "details": "ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via XSS in /saml-post Endpoint. This issue has been patched in version 4.12.0.",
  "id": "CVE-2026-29191",
  "modified": "2026-03-12T13:53:24.708971790Z",
  "published": "2026-03-07T15:07:02.706Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29191.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/zitadel/zitadel/security/advisories/GHSA-pr34-2v5x-6qjq"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-29191"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "ZITADEL: 1-Click Account Takeover via XSS in /saml-post Endpoint"
}