OpenEMR before 8.5.0 contains an inverted comparison in Document::has_expired() that causes the FHIR Binary download endpoint to treat time-limited PHI documents as unexpired after their one-hour lifetime. Authenticated users still authorized for a Binary/{id} resource can download expired bulk export NDJSON files and $docref CCDs indefinitely.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-613"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126453.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "8.5.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}