# CVE-2025-22142: Cross-site Scripting in NamelessMC

> Attackers can inject JavaScript into user profile fields, executing code on staff members' browsers when viewing profiles in the admin panel.

- **Severity:** Medium 6.3 (`CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 13 Jan 2025
- **Updated:** 13 Jan 2025
- **Also known as:** GHSA-9q22-w64p-g8qm

## What is CVE-2025-22142?

CVE-2025-22142 is a medium-severity cross-site scripting vulnerability in NamelessMC Nameless, published on 13 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In affected versions an admin can add the ability to have users fill out an additional field and users can inject javascript code into it that would be activated once a staffer visits the user's profile on staff panel. As a result an attacker can execute javascript code on the staffer's computer. This issue has been addressed in version 2.1.3 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2025-22142?

It affects 1 product.


Products: Namelessmc Nameless.

## How do I fix CVE-2025-22142?

No fix has been published for CVE-2025-22142 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-22142 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-22142 exists.

## Other vulnerabilities in NamelessMC Nameless

- [CVE-2022-2821](https://insights.sbomify.com/CVE-2022-2821/): Missing Critical Step in Authentication in namelessmc/nameless (critical 9.8)
- [CVE-2025-54117](https://insights.sbomify.com/CVE-2025-54117/): NamelessMC allows Stored Cross-Site Scripting (XSS) in dashboard text editor (critical 9.1)
- [CVE-2025-22144](https://insights.sbomify.com/CVE-2025-22144/): Account Takeover in NamelessMC (critical 9.0)
- [CVE-2025-32389](https://insights.sbomify.com/CVE-2025-32389/): NamelessMC Vulnerable to SQL Injections in /user/messaging and /panel/users/reports Pages (high 8.6)
- [CVE-2025-29784](https://insights.sbomify.com/CVE-2025-29784/): NamelessMC Has Lack of Length Validation for s Parameter in GET Requests (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-22142 and fix it if it is affected.

What it is: CVE-2025-22142 is a medium-severity cross-site scripting vulnerability in NamelessMC Nameless, published on 13 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-22142 exists.

Affected product: NamelessMC Nameless. 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-2025-22142/ (Markdown: https://insights.sbomify.com/CVE-2025-22142/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-22142
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-22142
- OSV: https://osv.dev/vulnerability/CVE-2025-22142

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-22142/
Summaries are generated and may contain mistakes; the official description above is the record.