HIGHCVSS v3.1 8.1Vulnerability

CVE-2026-126434

OpenEMR before 8.5.0 contains a missing authorization vulnerability in interface/forms/procedure_order/common.php that allows authenticated accounts lacking patients/lab permission to read and modify other patients' procedure orders. Attackers can request a global order id to disclose clinical history, or select the target patient in their session and submit bn_save to falsify diagnoses, instructions, and order status.

Properties

Severity
HIGH
Nvd fetched at
2026-11-14T00:40:25.638091+00:00
Epss score
0.00363
Cvss severity
HIGH
Cvss score
8.1
Retrieved at
2026-11-14T00:51:03+00:00
Last source
FIRST EPSS
Score
8.1
Cvss version
3.1
Cve id
CVE-2026-126434
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
First seen by Signal
2026-11-13T17:31:47+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Published at
2026-11-13T10:17:50.190
Last modified
2026-11-13T10:17:50.310
Epss percentile
0.30617

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-126434 (CVSS v3.1 8.1) — Ninja Signal Threat Intelligence | Ninja Signal