zitadel-3 — security advisory

{
  "id": "ad797481353e8259bce91513f2391b7bef9d1c741e15d3b7937ba4e6c4803896",
  "url": "https://osv.dev/vulnerability/CGA-mrcq-wf7w-p4r4",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-mrcq-wf7w-p4r4",
    "summary": "CGA-mrcq-wf7w-p4r4",
    "evidence": "osv:CGA-mrcq-wf7w-p4r4",
    "products": [
      {
        "name": {
          "value": "zitadel-3",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CGA-mrcq-wf7w-p4r4",
      "aliases": [
        "CGA-mrcq-wf7w-p4r4"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "zitadel-3",
            "purl": "pkg:apk/chainguard/zitadel-3?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-mrcq-wf7w-p4r4.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "zitadel-3",
                "component_purl": "pkg:apk/zitadel-3@3.4.15-r9",
                "component_type": "apk",
                "component_version": "3.4.15-r9",
                "component_location": "/.PKGINFO",
                "latest_event_status": "pending_upstream_fix",
                "latest_event_timestamp": "2026-10-20T01:33:32Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-20T08:15:33.660755209Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-109371",
        "GHSA-2464-29qv-3mj7"
      ],
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109371.json",
        "https://github.com/zitadel/zitadel/security/advisories/GHSA-4hgj-wm6c-q7p2",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-109371",
        "https://www.vulncheck.com/advisories/zitadel-3.0.0-before-4.18.0-unauthenticated-username-change-via-login-v1"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-109371",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 377529,
  "published_at": "2026-10-16T18:53:39+00:00"
}