OpenEMR up to 8.4.x Printer rx_print.php chrx_ resource injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.7$0-$5k0.00+

Summaryinfo

A vulnerability was found in OpenEMR up to 8.4.x and classified as problematic. Affected by this vulnerability is an unknown functionality of the file rx_print.php of the component Printer. Such manipulation of the argument chrx_ leads to resource injection. This vulnerability is uniquely identified as CVE-2026-126441. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in OpenEMR up to 8.4.x. It has been rated as problematic. Affected by this issue is an unknown code of the file rx_print.php of the component Printer. The manipulation of the argument chrx_ with an unknown input leads to a resource injection vulnerability. Using CWE to declare the problem leads to CWE-99. The product receives input from an upstream component, but it does not restrict or incorrectly restricts the input before it is used as an identifier for a resource that may be outside the intended control sphere. Impacted is confidentiality. CVE summarizes:

OpenEMR before 8.5.0 contains an insecure direct object reference vulnerability in the CAMOS rx_print.php printer that allows authenticated users to read other patients' prescriptions. Attackers can submit forged chrx_ parameters with global prescription IDs to disclose drug names, dosages, directions, and refill counts without medication permissions.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-126441 since 11/10/2026. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available.

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

Upgrading to version 8.5.0 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Resource injection
CWE: CWE-99
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-2026-126441 (🔒)

GCVE (CVE): GCVE-0-2026-126441
GCVE (VulDB): GCVE-100-436832

Entryinfo

Created: 11/13/2026 11:39
Changes: 11/13/2026 11:39 (78)
Complete: 🔍
Cache ID: 216::103

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