OpenEMR up to 8.2.x Billing portal_payment.php pid/form_pid access control

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00+

Summaryinfo

A vulnerability was found in OpenEMR up to 8.2.x. It has been classified as critical. This affects an unknown part of the file portal/portal_payment.php of the component Billing. Performing a manipulation of the argument pid/form_pid results in access control. This vulnerability is known as CVE-2026-124489. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in OpenEMR up to 8.2.x. This affects an unknown code block of the file portal/portal_payment.php of the component Billing. The manipulation of the argument pid/form_pid with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

OpenEMR before 8.3.0 contains a broken access control vulnerability in portal/portal_payment.php that allows low-privilege authenticated users to bypass billing ACL checks by tampering patient identifiers. Attackers can modify the pid and form_pid parameters to view payment pages and record fraudulent payment receipts for arbitrary patients, corrupting billing records.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-124489 since 11/08/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

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

Upgrading to version 8.3.0 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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: 6.7
VulDB Meta Temp Score: 6.5

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

CNA Base Score: 7.1
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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 8.3.0

Timelineinfo

11/08/2026 Advisory disclosed
11/08/2026 +0 days CVE reserved
11/08/2026 +0 days VulDB entry created
11/08/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2026-124489 (🔒)

GCVE (CVE): GCVE-0-2026-124489
GCVE (VulDB): GCVE-100-432885

Entryinfo

Created: 11/08/2026 15:13
Changes: 11/08/2026 15:13 (78)
Complete: 🔍
Cache ID: 216::103

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