Unrestricted File Upload in SourceCodester's Simple Doctors Appointment System
CVE-2026-5181

5.3MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Simple Doctors Appointment System
Vendor
CVE Published:
31 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5181?

A vulnerability in SourceCodester's Simple Doctors Appointment System allows for unrestricted file uploads through manipulation of the 'img' argument in the /doctors_appointment/admin/ajax.php?action=save_category endpoint. This situation can lead to potential exploitation by remote attackers, who may upload unauthorized files without proper validation, significantly compromising the system's security integrity. The exploit has been disclosed, raising concerns for users and administrators of affected versions.

Affected Version(s)

Simple Doctors Appointment System 1.0

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-2026-5181 - Proof of Concept

References

https://vuldb.com/vuln/354249
vdb-entrytechnical-description
https://vuldb.com/vuln/354249/cti
signaturepermissions-required
https://vuldb.com/submit/780375
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

dyh18 (VulDB User)
.