SQL Injection Vulnerability in itsourcecode Online Doctor Appointment System
CVE-2026-4473

5.1MEDIUM

Key Information:

Vendor

Itsourcecode

Status
Online Doctor Appointment System
Vendor
CVE Published:
20 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4473?

A security flaw has been identified in the itsourcecode Online Doctor Appointment System 1.0, specifically related to the processing of the 'appointment_id' parameter in the /admin/appointment_action.php file. This vulnerability enables an attacker to execute SQL injection attacks remotely, potentially compromising the database and its contents. Given that the exploit is publicly available, it is crucial for users of this application to implement security measures to mitigate the risks associated with unauthorized access.

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Affected Version(s)

Online Doctor 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-2026-4473 - Proof of Concept

References

https://vuldb.com/?id.351763
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351763
signaturepermissions-required
https://vuldb.com/?submit.772883
third-party-advisory

CVSS V4

Score:
5.1
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

OneChicken (VulDB User)
JSON
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