# CVE-2025-10117: SourceCodester Simple To-Do List System Add New Task fetch_tasks.php cross site scripting

> Remote attackers can inject malicious scripts via the Add New Task feature, potentially executing code in victim browsers.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 9 Sep 2025
- **Updated:** 9 Sep 2025
- **Also known as:** GHSA-p8c3-q969-4fvc

## What is CVE-2025-10117?

CVE-2025-10117 is a medium-severity cross-site scripting vulnerability in SourceCodester Simple To-Do List System, published on 9 Sep 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

A weakness has been identified in SourceCodester Simple To-Do List System 1.0. Impacted is an unknown function of the file /fetch_tasks.php of the component Add New Task. Executing manipulation with the input <script>alert('XSS')</script> can lead to cross site scripting. The attack can be executed remotely. The exploit has been made available to the public and could be exploited.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2025-10117?

It affects 1 product.


Products: Chuck24 Simple To-Do List System.

## How do I fix CVE-2025-10117?

No fix has been published for CVE-2025-10117 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-10117 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-10117 exists.

## Other vulnerabilities in SourceCodester Simple To-Do List System

- [CVE-2025-63709](https://insights.sbomify.com/CVE-2025-63709/): Cross-site scripting in n/a (medium 5.4)
- [CVE-2025-4247](https://insights.sbomify.com/CVE-2025-4247/): SourceCodester Simple To-Do List System delete_task.php sql injection (medium 5.3)
- [CVE-2025-4248](https://insights.sbomify.com/CVE-2025-4248/): SourceCodester Simple To-Do List System complete_task.php sql injection (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-10117 and fix it if it is affected.

What it is: CVE-2025-10117 is a medium-severity cross-site scripting vulnerability in SourceCodester Simple To-Do List System, published on 9 Sep 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-10117 exists.

Affected product: SourceCodester Simple To-Do List System. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2025-10117/ (Markdown: https://insights.sbomify.com/CVE-2025-10117/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-10117
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-10117
- OSV: https://osv.dev/vulnerability/CVE-2025-10117

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-10117/
Summaries are generated and may contain mistakes; the official description above is the record.