# CVE-2025-11437: JhumanJ OpnForm Form Editor forms cross site scripting

> Remote attackers can execute cross-site scripting in OpnForm's Form Editor, mitigated by configuring a custom domain.

- **Severity:** Medium 4.8 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 8 Oct 2025
- **Updated:** 8 Oct 2025
- **Also known as:** GHSA-4ffm-x9r6-99hr

## What is CVE-2025-11437?

CVE-2025-11437 is a medium-severity cross-site scripting vulnerability in JhumanJ OpnForm, published on 8 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

A flaw has been found in JhumanJ OpnForm up to 1.9.3. This affects an unknown part of the file /api/open/forms/ of the component Form Editor. This manipulation causes cross site scripting. The attack may be initiated remotely. The exploit has been published and may be used. This issue is currently under review for additional handling. As of right now the vendor has stated that the feature is disabled until the user has configured their own domain which will mitigate this attack vector.

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-2025-11437?

It affects 1 product.


Products: Jhumanj Opnform.

## How do I fix CVE-2025-11437?

No fix has been published for CVE-2025-11437 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-11437 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-11437 exists.

## Other vulnerabilities in JhumanJ OpnForm

- [CVE-2025-11441](https://insights.sbomify.com/CVE-2025-11441/): JhumanJ OpnForm HTTP Header excessive authentication (medium 6.3)
- [CVE-2025-11443](https://insights.sbomify.com/CVE-2025-11443/): JhumanJ OpnForm Forgotten Password email information exposure (medium 6.3)
- [CVE-2025-11435](https://insights.sbomify.com/CVE-2025-11435/): JhumanJ OpnForm submissions cross site scripting (medium 5.3)
- [CVE-2025-11436](https://insights.sbomify.com/CVE-2025-11436/): JhumanJ OpnForm answer unrestricted upload (medium 5.3)
- [CVE-2025-11438](https://insights.sbomify.com/CVE-2025-11438/): JhumanJ OpnForm API Endpoint custom-domains authorization (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-11437 and fix it if it is affected.

What it is: CVE-2025-11437 is a medium-severity cross-site scripting vulnerability in JhumanJ OpnForm, published on 8 Oct 2025. An attacker needs administrator access to exploit it, 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-2025-11437 exists.

Affected product: JhumanJ OpnForm. 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-2025-11437/ (Markdown: https://insights.sbomify.com/CVE-2025-11437/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-11437
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-11437
- OSV: https://osv.dev/vulnerability/CVE-2025-11437

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-11437/
Summaries are generated and may contain mistakes; the official description above is the record.