# CVE-2025-29426: Cross-site scripting in n/a

> An attacker can inject malicious scripts into the class scheduling system via URL parameters, potentially stealing user sessions or executing code.

- **Severity:** Medium 4.6 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 17 Mar 2025
- **Updated:** 19 Mar 2025
- **Also known as:** GHSA-w4r7-mmm7-q5mj

## What is CVE-2025-29426?

CVE-2025-29426 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Mar 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

Code-projects Online Class and Exam Scheduling System V1.0 is vulnerable to Cross Site Scripting (XSS) in /pages/class.php via the id and cys parameters.

Weakness: CWE-80 (Improper Neutralization of Script-Related HTML Tags in a Web Page)

## Which versions are affected by CVE-2025-29426?

It affects 1 product.


Products: Code-Projects Online Class and Exam Scheduling System.

## How do I fix CVE-2025-29426?

No fix has been published for CVE-2025-29426 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-29426 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-29426 exists.

## Other vulnerabilities in n/a

- [CVE-2025-44134](https://insights.sbomify.com/CVE-2025-44134/): SQL injection in n/a (medium 6.5)
- [CVE-2025-44135](https://insights.sbomify.com/CVE-2025-44135/): SQL injection in n/a (medium 6.5)
- [CVE-2024-12490](https://insights.sbomify.com/CVE-2024-12490/): code-projects Online Class and Exam Scheduling System teacher_save.php sql injection (medium 5.3)
- [CVE-2025-2393](https://insights.sbomify.com/CVE-2025-2393/): code-projects Online Class and Exam Scheduling System salut_del.php sql injection (medium 5.1)
- [CVE-2025-1955](https://insights.sbomify.com/CVE-2025-1955/): code-projects Online Class and Exam Scheduling System profile.php cross site scripting (medium 5.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-29426 and fix it if it is affected.

What it is: CVE-2025-29426 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Mar 2025. It can only be exploited from the same machine or local 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-2025-29426 exists.

Affected product: n/a. 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-2025-29426/ (Markdown: https://insights.sbomify.com/CVE-2025-29426/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-29426
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-29426
- OSV: https://osv.dev/vulnerability/CVE-2025-29426

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-29426/
Summaries are generated and may contain mistakes; the official description above is the record.