# CVE-2025-15134: yourmaileyes MOOC Submission MainController.java subreview cross site scripting

> Remote attackers can inject malicious scripts via the submission review feature in yourmaileyes MOOC, potentially compromising user sessions.

- **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:** 28 Dec 2025
- **Updated:** 29 Dec 2025
- **Also known as:** GHSA-29m3-gxfx-749g

## What is CVE-2025-15134?

CVE-2025-15134 is a medium-severity cross-site scripting vulnerability in yourmaileyes MOOC, published on 28 Dec 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 security flaw has been discovered in yourmaileyes MOOC up to 1.17. This affects the function subreview of the file mooc/controller/MainController.java of the component Submission Handler. Performing manipulation of the argument review results in cross site scripting. The attack can be initiated remotely. The exploit has been released to the public and may be exploited. The project was informed of the problem early through an issue report but has not responded yet.

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-2025-15134?


## How do I fix CVE-2025-15134?

No fix has been published for CVE-2025-15134 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-15134 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15134 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-15134 and fix it if it is affected.

What it is: CVE-2025-15134 is a medium-severity cross-site scripting vulnerability in yourmaileyes MOOC, published on 28 Dec 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-2025-15134 exists.

Affected product: yourmaileyes MOOC. 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-2025-15134/ (Markdown: https://insights.sbomify.com/CVE-2025-15134/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-15134
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-15134
- OSV: https://osv.dev/vulnerability/CVE-2025-15134

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-15134/
Summaries are generated and may contain mistakes; the official description above is the record.