# CVE-2025-4178: xiaowei1118 java_server File Upload API FoodController.java path traversal

> Remote attackers can exploit a path traversal vulnerability in the File Upload API to read or modify arbitrary files on the server.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 May 2025
- **Updated:** 2 May 2025
- **Also known as:** GHSA-v3vg-hvj3-3m8h

## What is CVE-2025-4178?

CVE-2025-4178 is a medium-severity path traversal vulnerability in xiaowei1118 java_server, published on 1 May 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in xiaowei1118 java_server up to 11a5bac8f4ba1c17e4bc1b27cad6d24868500e3a on Windows and classified as critical. This issue affects some unknown processing of the file /src/main/java/com/changyu/foryou/controller/FoodController.java of the component File Upload API. The manipulation leads to path traversal. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2025-4178?

It affects 1 product.


Products: Xiaowei1118 Java Server.

## How do I fix CVE-2025-4178?

No fix has been published for CVE-2025-4178 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-4178 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-4178 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-4178 and fix it if it is affected.

What it is: CVE-2025-4178 is a medium-severity path traversal vulnerability in xiaowei1118 java_server, published on 1 May 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-4178 exists.

Affected product: xiaowei1118 java_server. 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-2025-4178/ (Markdown: https://insights.sbomify.com/CVE-2025-4178/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-4178
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-4178
- OSV: https://osv.dev/vulnerability/CVE-2025-4178

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-4178/
Summaries are generated and may contain mistakes; the official description above is the record.