Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 8.1%
CVSS Severity
CVSS v3 Score 5.4
References
Products affected by CVE-2025-63709
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cpe:2.3:a:chuck24:simple_to-do_list_system:1.0