CVE-2025-63709
Last modified
CVE-2025-63709 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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. EPSS estimates a 0.20% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chuck24 | Simple To-Do List System | 1.0 |
References
- https://github.com/floccocam-cpu/CVE-Research-2025/tree/main/CVE-2025-63709Exploit, Mitigation, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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