{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "fixed": "8.5.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "c1b2b8bcbe91aa81858f7ba8b25c31d9a82639a5"
            }
          ],
          "repo": "https://github.com/openemr/openemr",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-vc2h-x8xf-8jcv"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-639"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126437.json"
  },
  "details": "OpenEMR before 8.5.0 contains an authorization bypass vulnerability in portal/lib/download_template.php that allows any authenticated core user to render documents for arbitrary patients by setting isModule. Attackers can submit arbitrary pid and template_id values to disclose patient names, birth dates, chart IDs, addresses, allergies, medications, and problem lists despite ACL and squad restrictions.",
  "id": "CVE-2026-126437",
  "modified": "2026-11-14T02:30:41.303988986Z",
  "published": "2026-11-13T09:35:22.181Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126437.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/openemr/openemr/security/advisories/GHSA-vc2h-x8xf-8jcv"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-126437"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/openemr-before-8.5.0-authorization-bypass-via-portal-lib-download-template-php"
    }
  ],
  "schema_version": "1.9.2",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "OpenEMR before 8.5.0 Authorization Bypass via portal/lib/download_template.php"
}