# CVE-2025-3398: lenve VBlog WebSecurityConfig.java configure access control

> Improper access control in VBlog allows remote attackers to bypass security restrictions and gain unauthorized access to protected resources.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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:** 8 Apr 2025
- **Updated:** 8 Apr 2025
- **Also known as:** GHSA-m762-6293-qf93

## What is CVE-2025-3398?

CVE-2025-3398 is a medium-severity missing authorization vulnerability in lenve VBlog, published on 8 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability classified as critical was found in lenve VBlog up to 1.0.0. Affected by this vulnerability is the function configure of the file blogserver/src/main/java/org/sang/config/WebSecurityConfig.java. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-284 (Improper Access Control), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2025-3398?

It affects 1 product.


Products: Lenve Vblog.

## How do I fix CVE-2025-3398?

No fix has been published for CVE-2025-3398 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-3398 being exploited?

There is no known exploitation of CVE-2025-3398 in the wild and no public exploit code.

## Other vulnerabilities in lenve VBlog

- [CVE-2025-2363](https://insights.sbomify.com/CVE-2025-2363/): lenve VBlog ArticleController.java uploadImg path traversal (medium 5.3)
- [CVE-2025-2364](https://insights.sbomify.com/CVE-2025-2364/): lenve VBlog ArticleService.java addNewArticle cross site scripting (medium 5.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-3398 and fix it if it is affected.

What it is: CVE-2025-3398 is a medium-severity missing authorization vulnerability in lenve VBlog, published on 8 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-3398 in the wild and no public exploit code.

Affected product: lenve VBlog. 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-2025-3398/ (Markdown: https://insights.sbomify.com/CVE-2025-3398/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-3398
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-3398
- OSV: https://osv.dev/vulnerability/CVE-2025-3398

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-3398/
Summaries are generated and may contain mistakes; the official description above is the record.