CVE-2025-63709

MEDIUM EPSS 10.1%
Published Nov 10, 20257mo ago · Modified Jun 17, 20261w ago
5.4 CVSS 3.1
Medium
Find Similar
Published Nov 10, 2025 7mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
5.4
Exploitability
2.3
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
10.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
chuck24simple_to-do_list_system1.0any

References 2

  • github.com https://github.com/floccocam-cpu/CVE-Research-2025/tree/main/CVE-2025-63709
    ExploitMitigationThird Party Advisory
  • sourcecodester.com https://www.sourcecodester.com/php/17897/simple-do-list-system-using-php.html
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.