---
title: "CVE-2026-104637: onetwothreeneth HospitalManagementSystem - Unrestricted File Upload"
description: "onetwothreeneth HospitalManagementSystem contains an unrestricted file upload vulnerability caused by improper validation of the \"img\" argument in php/controller.php functions, letting remote attackers upload arbitrary files, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-104637/
---

# CVE-2026-104637 onetwothreeneth HospitalManagementSystem - Unrestricted File Upload

onetwothreeneth HospitalManagementSystem contains an unrestricted file upload vulnerability caused by improper validation of the "img" argument in php/controller.php functions, letting remote attackers upload arbitrary files, exploit requires no special privileges.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.29% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-104637)

## Details

Type

Unrestricted File Upload

Impact

Remote Code Execution, File System Write

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Published

2 October 2026

Updated

15 October 2026

Weakness

[CWE-284](https://cwe.mitre.org/data/definitions/284.html)

## Vendor fix

Update to the latest version once a fix is available.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-104637](https://nvd.nist.gov/vuln/detail/CVE-2026-104637)
- [https://github.com/onetwothreeneth/HospitalManagementSystem/issues/5](https://github.com/onetwothreeneth/HospitalManagementSystem/issues/5)
- [https://vuldb.com/cve/CVE-2026-104637](https://vuldb.com/cve/CVE-2026-104637)
- [https://vuldb.com/submit/963707](https://vuldb.com/submit/963707)
- [https://vuldb.com/vuln/412925](https://vuldb.com/vuln/412925)
- [https://vuldb.com/vuln/412925/cti](https://vuldb.com/vuln/412925/cti)
- [https://github.com/onetwothreeneth/HospitalManagementSystem/](https://github.com/onetwothreeneth/HospitalManagementSystem/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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