OpenEMR up to 8.4.x patient_list.php AclMain::aclCheckCore missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00+

Summaryinfo

A vulnerability identified as critical has been detected in OpenEMR up to 8.4.x. This affects the function AclMain::aclCheckCore of the file patient_list.php. Performing a manipulation results in missing authentication. This vulnerability is identified as CVE-2026-126468. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in OpenEMR up to 8.4.x. This affects the function AclMain::aclCheckCore of the file patient_list.php. The manipulation with an unknown input leads to a missing authentication vulnerability. CWE is classifying the issue as CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

OpenEMR before 8.5.0 contains a missing authorization vulnerability that allows any authenticated low-privilege user to access reports, dated reminders, and batch reminder endpoints lacking AclMain::aclCheckCore() checks. Attackers can request patient_list.php, amc_full_report.php, dated_reminders_add.php, or batch_reminders.php directly to export patient PHI, send unauthorized reminders, and trigger batch reminder processing.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-126468 since 11/10/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details of the vulnerability are known, but there is no available exploit.

By approaching the search of inurl:patient_list.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 8.5.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenEMR 8.5.0

Timelineinfo

11/10/2026 CVE reserved
11/13/2026 +3 days Advisory disclosed
11/13/2026 +0 days VulDB entry created
11/13/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2026-126468 (🔒)

GCVE (CVE): GCVE-0-2026-126468
GCVE (VulDB): GCVE-100-436851

Entryinfo

Created: 11/13/2026 11:44
Changes: 11/13/2026 11:44 (77)
Complete: 🔍
Cache ID: 216::103

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