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Openemr CVE-2026-25164

HIGH
Missing Authorization (CWE-862)
2026-02-25 security-advisories@github.com
8.1
CVSS 3.1 · GitHub Advisory
View

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain valid API bearer token
  2. Exploit
    Send REST request to document/insurance routes
  3. Execution
    Bypass authorization check
  4. Impact
    Access all patient PHI

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Valid OpenEMR API bearer token required. OpenEMR versions prior to 8.0.0 with REST API enabled. Document and insurance routes in apis/routes/_rest_routes_standard.inc.php lack RestConfig::request_authorization_check() implementation.

Impact

CVSS 8.1 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: Low. User interaction: None. Exploitation requires authentication. Public exploit/POC available.

Exploit ScenarioDerived

An attacker (requires authentication) could exploit this vulnerability to compromise the affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

OpenEMR versions prior to 8.0.0 fail to enforce API authorization checks on document and insurance endpoints, allowing any authenticated API client to read and modify all patient PHI regardless of assigned access controls. Public exploit code exists for this vulnerability, which affects healthcare organizations using OpenEMR's REST API. An attacker with valid API credentials can access sensitive medical records and insurance information across the entire patient database.

Earlier versions of this analysis (1)
v1 Mar 12, 2026 - 21:55 CVSS 8.1

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, the REST API route table in apis/routes/_rest_routes_standard.inc.php does not call RestConfig::request_authorization_check() for the document and insurance routes. [CVSS 8.1 HIGH]

RemediationAI

A vendor patch is available — apply it immediately. Restrict network access to the affected service where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Classified as CWE-862 (Missing Authorization). Affects Openemr. OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, the REST API route table in apis/routes/_rest_routes_standard.inc.php does not call RestConfig::request_authorization_check() for the document and insurance routes. Other patient routes in the same file (e.g. encounters, patients/med) call it with the appropriate ACL. As a result, any valid API bearer token can access or modify every patient's documents and insuran

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Severity by source

GitHub Advisory PRIMARY 8.1 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

3
PoC Detected
Feb 27, 2026 - 14:41 vuln.today
Public exploit code
Patch released
Feb 27, 2026 - 14:41 nvd
Patch available
CVE Published
Feb 25, 2026 - 19:43 nvd
HIGH 8.1

DescriptionGitHub Advisory

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, the REST API route table in apis/routes/_rest_routes_standard.inc.php does not call RestConfig::request_authorization_check() for the document and insurance routes. Other patient routes in the same file (e.g. encounters, patients/med) call it with the appropriate ACL. As a result, any valid API bearer token can access or modify every patient's documents and insurance data, regardless of the token’s OpenEMR ACLs-effectively exposing all document and insurance PHI to any authenticated API client. Version 8.0.0 patches the issue.

Executive ViewAI

Why It Matters

OpenEMR instances prior to version 8.0.0 contain an authentication bypass vulnerability in the REST API that allows unauthorized access to sensitive patient documents and insurance records without proper authorization checks. Organizations running affected versions face immediate risk of data breach and HIPAA/compliance violations affecting protected health information.

Business Impact: Severe
Compensating Controls

Apply vendor patch. If immediate patching is not possible: implement WAF rules to block unauthenticated requests to /apis/rest/*/document and /apis/rest/*/insurance endpoints; restrict REST API network access to internal/trusted networks only; disable REST API entirely until patch can be applied; enable comprehensive API access logging and monitoring for anomalous document/insurance endpoint requests.

Threat Intelligence Overview

EPSS Score
0.1%
Top 72% exploitable
Exploit
POC
Public exploit code exists
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Out-of-Cycle
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Very High

Priority Score

60
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +40
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Affected Products (CPE)GitHub Advisory

cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*
CVE-2013-10044 HIGH POC
8.7 Aug 01

An authenticated SQL injection vulnerability exists in OpenEMR ≤ 4.1.1 Patch 14 that allows a low-privileged attacker to

CVE-2026-24898 CRITICAL POC
10.0 Mar 03

Unauthenticated token disclosure in OpenEMR before 8.0.0. CVSS 10.0. PoC and patch available.

CVE-2026-24848 CRITICAL POC
9.9 Mar 03

Path traversal in OpenEMR 7.0.4 disposeDocument() allows file access. PoC available.

CVE-2026-24849 CRITICAL POC
9.9 Feb 25

Path traversal in OpenEMR electronic health records before fix allows authenticated users to read arbitrary files on the

CVE-2026-24908 CRITICAL POC
9.9 Feb 25

SQL injection in OpenEMR electronic health records before fix. Authenticated users can execute arbitrary SQL through the

CVE-2024-22611 CRITICAL POC
9.8 Apr 03

OpenEMR 7.0.2 is vulnerable to SQL Injection via \openemr\library\classes\Pharmacy.class.php, \controllers\C_Pharmacy.cl

CVE-2024-37734 CRITICAL POC
9.8 Jun 26

An issue in OpenEMR 7.0.2 allows a remote attacker to escalate privileges viaa crafted POST request using the noteid par

CVE-2026-25146 CRITICAL POC
9.6 Mar 03

Information disclosure in OpenEMR 5.0.2 to before 8.0.0 exposes sensitive data. PoC and patch available.

CVE-2026-39932 CRITICAL POC
9.4 Aug 03

Remote code execution in OpenEMR through 8.2.0 lets an authenticated administrator poison the document category tree so

CVE-2012-0992 HIGH POC
8.5 Feb 07

interface/fax/fax_dispatch.php in OpenEMR 4.1.0 allows remote authenticated users to execute arbitrary commands via shel

CVE-2015-4453 MEDIUM
5.0 Jul 05

interface/globals.php in OpenEMR 2.x, 3.x, and 4.x before 4.2.0 patch 2 allows remote attackers to bypass authentication

CVE-2018-15152 CRITICAL POC
9.1 Aug 15

Authentication bypass vulnerability in portal/account/register.php in versions of OpenEMR before 5.0.1.4 allows a remote

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