{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.3.0-rc.3"
                  },
                  {
                    "fixed": "2.4.2"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              },
              {
                "range": [
                  {
                    "fixed": "b5012cbcdc7c32dcb4bd43179a212055e7fcb863"
                  }
                ],
                "source": "REFERENCES_COMMIT"
              },
              {
                "original_tag": "2.4.2",
                "range": [
                  {
                    "fixed": "89968b613d76f2021f4f3ef05d8a93e75f71911e"
                  }
                ],
                "source": "REFERENCES_TAG"
              }
            ]
          },
          "events": [
            {
              "introduced": "c62b9acf90cb54ba62b9fb3a28fb85c823150ee8"
            },
            {
              "fixed": "89968b613d76f2021f4f3ef05d8a93e75f71911e"
            },
            {
              "fixed": "b5012cbcdc7c32dcb4bd43179a212055e7fcb863"
            }
          ],
          "repo": "https://github.com/authorizerdev/authorizer",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-m46m-j9p5-5j99"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-640"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123196.json"
  },
  "details": "Authorizer before 2.4.2 contains a password reset poisoning vulnerability that allows unauthenticated attackers to control emailed link hosts by supplying x-authorizer-url gRPC metadata. Attackers can send this metadata to the gRPC port or a Grpc-Metadata-X-Authorizer-Url header through the REST gateway to capture reset or magic-link tokens and take over accounts.",
  "id": "CVE-2026-123196",
  "modified": "2026-11-05T21:15:58.433119146Z",
  "published": "2026-11-05T18:16:34.386Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123196.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/authorizerdev/authorizer"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/authorizerdev/authorizer/blob/0bceb94f0ab726d9c396202f4d8fbedee1dc9cab/internal/gateway/mount.go#L244-L248"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/authorizerdev/authorizer/blob/0bceb94f0ab726d9c396202f4d8fbedee1dc9cab/internal/grpcsrv/transport/grpc_metadata.go#L40"
    },
    {
      "type": "FIX",
      "url": "https://github.com/authorizerdev/authorizer/commit/b5012cbcdc7c32dcb4bd43179a212055e7fcb863"
    },
    {
      "type": "FIX",
      "url": "https://github.com/authorizerdev/authorizer/pull/814"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/authorizerdev/authorizer/releases/tag/2.4.2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/authorizerdev/authorizer/security/advisories/GHSA-m46m-j9p5-5j99"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123196"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/authorizer-before-2.4.2-password-reset-poisoning-via-x-authorizer-url-grpc-metadata"
    }
  ],
  "schema_version": "1.9.2",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Authorizer before 2.4.2 Password Reset Poisoning via x-authorizer-url gRPC metadata"
}