Improper Authentication in onetwothreeneth HospitalManagementSystem
CVE-2026-104638

6.9MEDIUM

Key Information:

Vendor

Onetwothreeneth

Status
Hospitalmanagementsystem
Vendor
CVE Published:
2 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-104638?

A security vulnerability has been identified in the onetwothreeneth HospitalManagementSystem, specifically within the php/sessions.php file. The vulnerability arises from improper handling of the ID argument, allowing for potential unauthorized access. This flaw enables remote attackers to exploit the system through manipulation of the session parameters. While the project has been notified about this issue, no official updates or mitigations have been released yet, leaving installations vulnerable to exploitation.

Affected Version(s)

HospitalManagementSystem 9ef91ed6007314b6473110ed699dff76d158f61d

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-104638 - Proof of Concept

References

https://vuldb.com/vuln/412926
vdb-entrytechnical-description
https://vuldb.com/vuln/412926/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-104638
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

yukong (VulDB User)
VulDB CNA Team
.