MEDIUMCVSS v3.1 4.3Vulnerability

CVE-2026-126464

OpenEMR before 8.5.0 contains a server-side request forgery vulnerability in PatientPortalPDFDocumentCreator::createPdfObject() that allows authenticated patients to make the server issue HTTP GET requests. Attackers can submit img src, inline style url(), or reinserted unpurified style blocks via the content parameter of portal/lib/doc_lib.php to probe internal ports and cloud metadata endpoints.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-14T00:40:25.638091+00:00
Epss score
0.00264
Cvss score
4.3
Cvss severity
MEDIUM
Retrieved at
2026-11-14T00:51:03+00:00
Score
4.3
Last source
FIRST EPSS
Cvss version
3.1
Cve id
CVE-2026-126464
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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:N/I:L/A:N
Published at
2026-11-13T10:17:55.077
Last modified
2026-11-13T16:18:37.747
Epss percentile
0.18484

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-126464 (CVSS v3.1 4.3) — Ninja Signal Threat Intelligence | Ninja Signal