# CVE-2025-3489: Nababur Simple-User-Management-System register.php cross site scripting

> Remote attackers can inject malicious scripts via the register.php name or username fields in Nababur Simple-User-Management-System, potentially compromising user sessions.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 10 Apr 2025
- **Updated:** 10 Apr 2025
- **Also known as:** GHSA-f3qc-cx62-rrww

## What is CVE-2025-3489?

CVE-2025-3489 is a medium-severity cross-site scripting vulnerability in Nababur Simple-User-Management-System, published on 10 Apr 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

A vulnerability was found in Nababur Simple-User-Management-System 1.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /register.php. The manipulation of the argument name/username leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.

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-2025-3489?

It affects 1 product.


Products: Nababur Simple-User-Management-System.

## How do I fix CVE-2025-3489?

No fix has been published for CVE-2025-3489 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-3489 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-3489 exists.

## Other vulnerabilities in Nababur Simple-User-Management-System

- [CVE-2025-63442](https://insights.sbomify.com/CVE-2025-63442/): Cross-site scripting in n/a (medium 4.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-3489 and fix it if it is affected.

What it is: CVE-2025-3489 is a medium-severity cross-site scripting vulnerability in Nababur Simple-User-Management-System, published on 10 Apr 2025. An attacker can exploit it over the internet without logging in, 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-2025-3489 exists.

Affected product: Nababur Simple-User-Management-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-2025-3489/ (Markdown: https://insights.sbomify.com/CVE-2025-3489/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-3489
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-3489
- OSV: https://osv.dev/vulnerability/CVE-2025-3489

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-3489/
Summaries are generated and may contain mistakes; the official description above is the record.