{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2.8.0"
              },
              {
                "fixed": "2.8.2"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "4b5df788b0428207fd6ada40979683a4842d0144"
            },
            {
              "fixed": "6f92b2a4e130ceafc13d90dafc4178435a0be354"
            }
          ],
          "repo": "https://github.com/yubico/java-webauthn-server",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mitre",
    "cwe_ids": [
      "CWE-253"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46419.json"
  },
  "details": "Yubico webauthn-server-core (aka java-webauthn-server) 2.8.0 before 2.8.2 incorrectly checks a function's return value in the second factor flow, leading to impersonation.",
  "id": "CVE-2026-46419",
  "modified": "2026-07-15T01:49:14.540179068Z",
  "published": "2026-05-14T00:00:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/Yubico/java-webauthn-server/releases/tag/2.8.2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46419.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46419"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.yubico.com/support/security-advisories/ysa-2026-02/"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}