CVE-2026-3724
Published: 08 March 2026
Summary
CVE-2026-3724 is a medium-severity Incorrect Privilege Assignment (CWE-266) vulnerability in Pamzey Patients Waiting Area Queue Management System. Its CVSS base score is 5.3 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 21.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
The strongest mitigations our analysis identified are NIST 800-53 AC-3 (Access Enforcement) and AC-24 (Access Control Decisions).
Deeper analysis
CVE-2026-3724 is an improper authorization vulnerability in the SourceCodester Patients Waiting Area Queue Management System version 1.0. The flaw affects an unknown function within the /checkin.php file, where manipulation of the patient_id argument enables unauthorized actions. Published on 2026-03-08, it is rated with a CVSS v3.1 base score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L) and maps to CWEs 266 and 285.
The vulnerability can be exploited remotely by attackers possessing low privileges (PR:L), requiring low complexity and no user interaction. Successful exploitation allows limited impacts on confidentiality, integrity, and availability, such as unauthorized access or modifications related to patient check-in processes. Publicly available exploits exist, increasing the risk of attacks against exposed instances.
Advisories and details are documented on VulDB at ctiid.349700, id.349700, and submit.766389, with additional context from the project's GitHub repository at hiranerakkot/Patients-Waiting-Area-Queue-Management-System and SourceCodester.com. No specific patches or mitigation steps are detailed in the available references.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-10227
Vulnerability details
A weakness has been identified in SourceCodester Patients Waiting Area Queue Management System 1.0. This impacts an unknown function of the file /checkin.php. This manipulation of the argument patient_id causes improper authorization. It is possible to initiate the attack remotely.…
more
The exploit has been made available to the public and could be used for attacks.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Direct match to exploitation of a remotely accessible web application vulnerability (improper authorization via patient_id manipulation in checkin.php) for unauthorized access/modification on a public-facing system.
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly enforces approved authorizations on the patient_id argument in checkin.php, blocking the unauthorized actions that define this improper-authorization flaw.
Limits the privileges available to the low-privilege accounts that can already reach /checkin.php, reducing the impact of the missing authorization check.
Requires explicit, policy-driven access-control decisions for each patient_id operation instead of relying on the absent server-side check.