CVE-2026-78685: CWE-940 Improper Verification of Source of a Communication Channel in Le-yan Medical Practice Management System
Description
Le-yan Medical Practice Management System version 2.4.2.8 contains a remote code execution vulnerability due to improper verification of the source of a communication channel. This flaw allows unauthenticated remote attackers to execute arbitrary operating system commands by delivering a crafted HTML page. The vulnerability is identified as CWE-940 and has a high severity with a CVSS score of 8.8.
CVSS v3.1
Score 8.8high
Affected software
Le-yan
Medical Practice Management System
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-78685 is a remote code execution vulnerability in Le-yan Medical Practice Management System version 2.4.2.8. It stems from improper verification of the source of a communication channel (CWE-940), enabling unauthenticated remote attackers to execute arbitrary OS commands via a crafted HTML page. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently available, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation allows unauthenticated remote attackers to execute arbitrary operating system commands on the affected system, potentially leading to full compromise of the Medical Practice Management System, including unauthorized data access, modification, or disruption of service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the affected system from untrusted networks and monitor for suspicious activity related to crafted HTML content targeting the system.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- twcert
- Date Reserved
- 2026-08-25T01:51:58.792Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a8cfc70acd9273b498b425f
Added to database: 08/25/2026, 02:22:40 UTC
Last enriched: 09/10/2026, 07:22:43 UTC
Last updated: 10/08/2026, 18:48:48 UTC
Views: 93
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