Le-yan Medical Practice Management System up to 2.5.1.9 os command injection

Summaryinfo

A vulnerability was found in Le-yan Medical Practice Management System up to 2.5.1.9. It has been declared as critical. The impacted element is an unknown function. Executing a manipulation can lead to os command injection. This vulnerability appears as CVE-2026-78685. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Le-yan Medical Practice Management System up to 2.5.1.9. It has been declared as critical. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Medical Practice Management System developed by Le-yan has a Remote Code Execution vulnerability. Unauthenticated remote attackers can execute arbitrary OS commamnds via a crafted HTML page.

The advisory is available at twcert.org.tw. This vulnerability was named CVE-2026-78685 since 08/25/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/25/2026). This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Medical Device Software

Vendor

• Le-yan

Name

• Medical Practice Management System

Version

• 2.5.1.0
• 2.5.1.1
• 2.5.1.2
• 2.5.1.3
• 2.5.1.4
• 2.5.1.5
• 2.5.1.6
• 2.5.1.7
• 2.5.1.8
• 2.5.1.9

CPE 2.3info

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CPE 2.2info

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