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CVE-2026-3302— SourceCodester Doctor Appointment System Sign Up register.php cross site scripting

Quick assessment

Affected
SourceCodester Doctor Appointment System
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SourceCodester Doctor Appointment System是SourceCodester开源的一个应用软件。提供了一个预约功能。 SourceCodester Doctor Appointment System 1.0版本存在代码注入漏洞，该漏洞源于对组件Sign Up Page的文件/register.php中参数Email的错误操作，可能导致跨站脚本。

CVSS 4.3 · Medium EPSS 0.50% · P42
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I. Basic Information for CVE-2026-3302

Vulnerability Information
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Vulnerability Title
SourceCodester Doctor Appointment System Sign Up register.php cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in SourceCodester Doctor Appointment System 1.0. Affected by this issue is some unknown functionality of the file /register.php of the component Sign Up Page. Executing a manipulation of the argument Email can lead to cross site scripting. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
SourceCodester Doctor Appointment System 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SourceCodester Doctor Appointment System是SourceCodester开源的一个应用软件。提供了一个预约功能。 SourceCodester Doctor Appointment System 1.0版本存在代码注入漏洞，该漏洞源于对组件Sign Up Page的文件/register.php中参数Email的错误操作，可能导致跨站脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SourceCodester Doctor Appointment System 1.0 -

II. Public POCs for CVE-2026-3302

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III. Intelligence Information for CVE-2026-3302

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Vendor Advisories for CVE-2026-3302 (1)

Proof of Concept for CVE-2026-3302 (1)

Other References for CVE-2026-3302 (1)

IV. Related Vulnerabilities

Same product: Doctor Appointment System
Same vendor: SourceCodester
Same weakness: CWE-79