# CVE-2025-39412: WordPress Master Slider plugin <= 3.11.0 - Broken Access Control vulnerability

> Attackers can bypass authorization checks in the Master Slider WordPress plugin to access restricted functionality.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A: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:** 19 May 2025
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-2qw9-5pj2-hf6h

## What is CVE-2025-39412?

CVE-2025-39412 is a medium-severity missing authorization vulnerability in averta Master Slider, published on 19 May 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Missing Authorization vulnerability in averta Master Slider master-slider.This issue affects Master Slider: from n/a through <= 3.11.0.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2025-39412?

It affects 1 product.


Products: Averta Master Slider.

## How do I fix CVE-2025-39412?

No fix has been published for CVE-2025-39412 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-39412 being exploited?

There is no known exploitation of CVE-2025-39412 in the wild and no public exploit code.

## Other vulnerabilities in averta Master Slider

- [CVE-2024-32600](https://insights.sbomify.com/CVE-2024-32600/): WordPress Master Slider plugin <= 3.9.5 - PHP Object Injection vulnerability (high 8.3)
- [CVE-2024-37222](https://insights.sbomify.com/CVE-2024-37222/): WordPress Master Slider plugin <= 3.10.0 - Reflected Cross Site Scripting (XSS) vulnerability (high 7.1)
- [CVE-2023-47508](https://insights.sbomify.com/CVE-2023-47508/): WordPress Master Slider Pro Plugin <= 3.6.5 is vulnerable to Cross Site Scripting (XSS) (high 7.1)
- [CVE-2025-58025](https://insights.sbomify.com/CVE-2025-58025/): WordPress Master Slider Plugin <= 3.11.0 - Cross Site Scripting (XSS) Vulnerability (medium 6.5)
- [CVE-2024-6490](https://insights.sbomify.com/CVE-2024-6490/): Master Slider – Responsive Touch Slider <= 3.9.10 - CSRF to slider deletion (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-39412 and fix it if it is affected.

What it is: CVE-2025-39412 is a medium-severity missing authorization vulnerability in averta Master Slider, published on 19 May 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-2025-39412 in the wild and no public exploit code.

Affected product: averta Master Slider. 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-2025-39412/ (Markdown: https://insights.sbomify.com/CVE-2025-39412/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-39412
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-39412
- OSV: https://osv.dev/vulnerability/CVE-2025-39412

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-39412/
Summaries are generated and may contain mistakes; the official description above is the record.