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CVE-2026-124485— OpenEMR before 8.3.0 Cross-Patient Document Disclosure via Onsite Documents API

Quick assessment

Affected

openemr openemr

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenEMR 8.3.0 之前的版本在患者门户的 API 中存在一个授权绕过漏洞。该漏洞允许已认证的患者通过覆盖查询条件来读取其他患者的文档。攻击者可发送空的和参数，从而移除患者范围限制和锁定过滤条件，进而泄露同意书正文、签名、文件路径及模板数据。

CVSS 6.5 · Medium Updated Nov 08, 2026

Possible ATT&CK Techniques 2 AI

T1078 · Valid Accounts T1551.003

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Vulnerability Information

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Vulnerability Title

OpenEMR before 8.3.0 Cross-Patient Document Disclosure via Onsite Documents API

Source: CVE Program / CVE List V5

Vulnerability Description

OpenEMR before 8.3.0 contains an authorization bypass vulnerability in the patient portal onsitedocuments API that allows authenticated patients to read other patients' documents by overriding query criteria. Attackers can send empty pid_Equals and denialReason_IsNotLike parameters to remove patient scoping and locked filters, exposing consent bodies, signatures, file paths, and template data.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Source: CVE Program / CVE List V5

Vulnerability Type

通过用户控制密钥绕过授权机制

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
openemr	openemr	0 ~ 8.3.0	-

II. Public POCs for CVE-2026-124485

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-124485

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Other References for CVE-2026-124485 (2)

https://github.com/openemr/openemr/security/advisories/GHSA-v688-m84c-5h4v vendor-advisory
https://www.vulncheck.com/advisories/openemr-before-8.3.0-cross-patient-document-disclosure-via-onsite-documents-api third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-124485

Same Patch Batch · openemr · 2026-11-08 · 44 CVEs total

CVE-2026-124450	9.9 CRITICAL	OpenEMR before 8.3.0 Arbitrary File Read/Write via disposeDocument
CVE-2026-124469	9.9 CRITICAL	OpenEMR before 8.3.0 SQL Injection via Fee Sheet warehouse parameter
CVE-2026-124445	9.8 CRITICAL	OpenEMR 7.0.1 before 8.4.0 OneTimeAuth Token Replay and PIN Brute Force
CVE-2026-124490	9.1 CRITICAL	OpenEMR before 8.3.0 Arbitrary File Read/Write via oe-module-faxsms disposeDocument
CVE-2026-124467	8.8 HIGH	OpenEMR before 8.4.0 Remote Code Execution via ESign LFI and fax upload
CVE-2026-124484	8.8 HIGH	OpenEMR before 8.4.0 Missing Authorization in Portal Onsite-Document APIs
CVE-2026-124480	8.8 HIGH	OpenEMR before 8.4.0 Authorization Bypass via FHIR QuestionnaireResponse APICSRFTOKEN
CVE-2026-124477	8.8 HIGH	OpenEMR before 8.3.0 Missing Authorization via delete_Recall in save.php
CVE-2026-124446	8.8 HIGH	OpenEMR before 8.3.0 Arbitrary File Read and Write via FaxSMS disposeDocument
CVE-2026-124486	8.8 HIGH	OpenEMR before 8.3.0 Missing Authorization in Classic Document Controller
CVE-2026-124463	8.7 HIGH	OpenEMR before 8.3.0 Stored XSS via CAMOS Rx Print View
CVE-2026-124483	8.3 HIGH	OpenEMR before 8.4.0 Improper Authorization via Prescription REST API
CVE-2026-124488	8.1 HIGH	OpenEMR before 8.3.0 Authorization Bypass via load_form.php High-Sensitivity Encounters
CVE-2026-124459	8.1 HIGH	OpenEMR before 8.3.0 Cross-Patient IDOR via Encounter Form Viewers and Save Handlers
CVE-2026-124472	8.1 HIGH	OpenEMR before 8.3.0 Missing Authorization via sl_eob_patient_note.php
CVE-2026-124461	8.1 HIGH	OpenEMR before 8.3.0 IDOR via DICOM library/ajax/upload.php Endpoint
CVE-2026-124471	8.1 HIGH	OpenEMR before 8.3.0 Missing Authorization and IDOR via sl_eob_invoice.php
CVE-2026-124447	8.1 HIGH	OpenEMR before 8.3.0 IDOR via OnsitePortalActivityController Update Endpoint
CVE-2026-124448	7.6 HIGH	OpenEMR before 8.3.0 Stored XSS via CCDA/CCD Preview XSLT Attributes
CVE-2026-124457	7.6 HIGH	OpenEMR before 8.3.0 Path Traversal via sl_eob_process.php eraname

Showing top 20 of 44 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: openemr

Same vendor: openemr

Same weakness: CWE-639