CVE-2026-104638 in HospitalManagementSystem
Summary
by MITRE • 10/02/2026
A security vulnerability has been detected in onetwothreeneth HospitalManagementSystem up to 9ef91ed6007314b6473110ed699dff76d158f61d. The impacted element is an unknown function of the file php/sessions.php. The manipulation of the argument ID leads to improper authentication. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The project was informed of the problem early through an issue report but has not responded yet.
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Analysis
by VulDB Data Team • 10/02/2026
The identified vulnerability resides within the onetwothreeneth HospitalManagementSystem, specifically affecting versions up to commit hash 9ef91ed6007314b6473110ed699dff76d158f61d. The core technical flaw is located in an unknown function within the php/sessions.php file and involves improper authentication mechanisms triggered by the manipulation of the ID argument. This type of vulnerability typically indicates a failure to properly validate or sanitize user-supplied input before it is used for session management or access control decisions. In web applications, such flaws often allow attackers to bypass authentication checks, impersonate other users, or escalate privileges by injecting malicious identifiers that trick the application into granting unauthorized access. The specific nature of improper authentication suggests a deviation from secure coding practices where identity verification processes are either skipped, incorrectly implemented, or susceptible to injection techniques that subvert standard security controls.
From an operational perspective, this vulnerability poses a severe risk due to its remote exploitability and public disclosure status. Since the attack can be executed remotely over a network without requiring prior authentication, it significantly lowers the barrier for entry for malicious actors. The fact that exploits have been publicly disclosed means that automated scanning tools and opportunistic attackers are likely already targeting systems running this version of the HospitalManagementSystem. Given that the software manages hospital data, which includes highly sensitive personal health information (PHI) and protected health information (PHI), a successful exploitation could lead to unauthorized access to patient records, modification of medical histories, or complete compromise of the healthcare infrastructure's integrity. The lack of specific version details due to the project's rolling release model complicates patching efforts for administrators who must rely on commit hashes or source code analysis to determine if their deployment is affected.
This vulnerability aligns with Common Weakness Enumeration (CWE) categories such as CWE-287: Improper Authentication and potentially CWE-20: Improper Input Validation, depending on the exact mechanism of ID manipulation. In terms of the MITRE ATT&CK framework, this flaw facilitates initial access techniques like T1078: Valid Accounts or T1528: Steal Application Access Token if session tokens are compromised through the flawed authentication logic. The persistence of this issue is exacerbated by the project's lack of response to early reports, leaving users in a state of uncertainty regarding official patches. Consequently, organizations relying on this system must treat it as critically vulnerable until an official fix is released or verified.
Mitigation strategies should focus on immediate defensive measures since no vendor patch is currently available due to the unresponsive maintainers. Administrators should restrict network access to the php/sessions.php endpoint and any related authentication services using web application firewalls (WAFs) that can detect and block anomalous ID manipulation patterns or known exploit signatures associated with this vulnerability. Implementing strict input validation on all server-side session handling functions is crucial, ensuring that IDs are validated against expected formats and ranges before being processed. Additionally, enabling comprehensive logging and monitoring for authentication failures and unusual session activity can help in early detection of exploitation attempts. Until the vendor addresses the issue or a community-provided patch emerges, organizations should consider isolating affected instances from public-facing networks or migrating to alternative hospital management solutions that adhere to stricter security standards and have active maintenance cycles.