ZITADEL: Bypassing Zitadel Login Behavior and Security Policy in Login V2

{
  "id": "b3efce9adfea47ec79f1310a25e5d59957e7a79b7b6eef9398beb223d6f85cca",
  "url": "https://osv.dev/vulnerability/CVE-2026-29193",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ZITADEL: Bypassing Zitadel Login Behavior and Security Policy in Login V2",
    "summary": "ZITADEL is an open source identity management platform. From version 4.0.0 to 4.12.0, a vulnerability in Zitadel's login V2 UI allowed users to bypass login behavior and security policies and self-register new accounts or sign in using password even if corresponding options were disabled in their organizaton. This issue has been patched in version 4.12.1.",
    "evidence": "osv:CVE-2026-29193",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-29193",
      "aliases": [
        "CVE-2026-29193",
        "GHSA-25rw-g6ff-fmg8",
        "GO-2026-4604"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/zitadel/zitadel",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c86c60bab86b64b44755d2776703939c01686055"
                },
                {
                  "fixed": "8fbae5796dda189581950dcbf886a7286d28acb3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "4.0.0"
                      },
                      {
                        "fixed": "4.12.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "cpe": "cpe:2.3:a:zitadel:zitadel:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.0.0"
                      },
                      {
                        "fixed": "4.12.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.12.0",
            "v4.11.1",
            "v4.11.0",
            "v4.10.1",
            "v4.10.0",
            "v4.9.2",
            "v4.9.1",
            "v4.9.0",
            "v4.8.1",
            "v4.8.0",
            "v4.7.6",
            "v4.7.5",
            "v4.7.4",
            "v4.7.3",
            "v4.7.2",
            "v4.7.1",
            "v4.7.0",
            "v4.6.6",
            "v4.6.5",
            "v4.6.4",
            "v4.6.3",
            "v4.6.2",
            "v4.6.1",
            "v4.6.0",
            "v4.5.0",
            "v4.4.0",
            "v4.3.3",
            "v4.3.2",
            "v4.3.1",
            "v4.3.0",
            "v4.2.2",
            "v4.2.1",
            "v4.2.0",
            "v4.1.4",
            "v4.1.3",
            "v4.1.2",
            "v4.1.1",
            "v4.1.0",
            "v4.0.3",
            "v4.0.2",
            "v4.0.1",
            "v4.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-29193.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:22.516527529Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29193.json",
        "https://github.com/zitadel/zitadel/security/advisories/GHSA-25rw-g6ff-fmg8",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-29193"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-287"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29193.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-29193",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488671,
  "published_at": "2026-03-07T15:11:06.415+00:00"
}