CVE-2026-78685: CWE-940 Improper Verification of Source of a Communication Channel in Le-yan Medical Practice Management System
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.
AI Analysis
Technical Summary
CVE-2026-78685 is a remote code execution vulnerability in Le-yan Medical Practice Management System version 2.4.2.8. The issue arises from improper verification of the source of a communication channel (CWE-940), enabling unauthenticated attackers to execute arbitrary OS commands via a crafted HTML page. This vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. No patch or official remediation has been documented as of the publication date.
Potential Impact
Successful exploitation allows unauthenticated remote attackers to execute arbitrary operating system commands, potentially leading to full system compromise including data theft, system manipulation, or denial of service. The vulnerability affects confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented. Until a patch is available, restrict access to the affected system and monitor for suspicious activity related to crafted HTML content.
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
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. The issue arises from improper verification of the source of a communication channel (CWE-940), enabling unauthenticated attackers to execute arbitrary OS commands via a crafted HTML page. This vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. No patch or official remediation has been documented as of the publication date.
Potential Impact
Successful exploitation allows unauthenticated remote attackers to execute arbitrary operating system commands, potentially leading to full system compromise including data theft, system manipulation, or denial of service. The vulnerability affects confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented. Until a patch is available, restrict access to the affected system and monitor for suspicious activity related to crafted HTML content.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- twcert
- Date Reserved
- 2026-08-25T01:51:58.792Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a8cfc70acd9273b498b425f
Added to database: 08/25/2026, 02:22:40 UTC
Last enriched: 08/25/2026, 02:37:06 UTC
Last updated: 08/25/2026, 03:04:26 UTC
Views: 5
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.