CVE-2025-63709

A Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Simple To-Do List System 1.0 in the "Add Tasks" text input. An authenticated user can submit HTML/JavaScript that is not correctly sanitized or encoded on output. The injected script is stored and later rendered in the browser of any user who views the task, allowing execution of arbitrary script in the context of the victim's browser.
Configurations

Configuration 1 (hide)

cpe:2.3:a:chuck24:simple_to-do_list_system:1.0:*:*:*:*:*:*:*

History

01 Dec 2025, 20:15

Type Values Removed Values Added
Summary
  • (es) Una vulnerabilidad de Cross-Site Scripting (XSS) existe en SourceCodester Simple To-Do List System 1.0 en el campo de texto 'Add Tasks'. Un usuario autenticado puede enviar HTML/JavaScript que no se depura o codifica correctamente en la salida. El script inyectado se almacena y luego se renderiza en el navegador de cualquier usuario que vea la tarea, permitiendo la ejecución de script arbitrario en el contexto del navegador de la víctima.

17 Nov 2025, 18:20

Type Values Removed Values Added
CWE CWE-79
First Time Chuck24
Chuck24 simple To-do List System
CPE cpe:2.3:a:chuck24:simple_to-do_list_system:1.0:*:*:*:*:*:*:*
References () https://github.com/floccocam-cpu/CVE-Research-2025/tree/main/CVE-2025-63709 - () https://github.com/floccocam-cpu/CVE-Research-2025/tree/main/CVE-2025-63709 - Exploit, Mitigation, Third Party Advisory
References () https://www.sourcecodester.com/php/17897/simple-do-list-system-using-php.html - () https://www.sourcecodester.com/php/17897/simple-do-list-system-using-php.html - Product
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 5.4

10 Nov 2025, 15:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-11-10 15:15

Updated : 2025-12-01 20:15


NVD link : CVE-2025-63709

Mitre link : CVE-2025-63709

CVE.ORG link : CVE-2025-63709


JSON object : View

Products Affected

chuck24

  • simple_to-do_list_system
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')