# CVE-2025-41646: RevPi Webstatus application is vulnerable to an authentication bypass

> An unauthorized remote attacker can bypass authentication via incorrect type conversion, leading to full device compromise on Revolution Pi webstatus.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 6 Jun 2025
- **Updated:** 6 Jun 2025
- **Also known as:** GHSA-q5w3-ffhf-j4gq

## What is CVE-2025-41646?

CVE-2025-41646 is a critical authentication bypass vulnerability in Kunbus Revolution Pi webstatus, published on 6 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an incorrect type conversion. This leads to full compromise of the device

Weakness: CWE-704 (Incorrect Type Conversion or Cast)

## Which versions are affected by CVE-2025-41646?

It affects 1 product.


Products: Kunbus Revpi Status.

## How do I fix CVE-2025-41646?

No fix has been published for CVE-2025-41646 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-41646 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-41646 exists.

Public exploit code:

- CVE-2025-41646 - Critical Authentication bypass (github_poc): https://github.com/GreenForceNetworks/CVE-2025-41646---Critical-Authentication-Bypass-
- https://github.com/r0otk3r/CVE-2025-41646 (github_poc): https://github.com/r0otk3r/CVE-2025-41646
- RevPi Webstatus <= v2.4.5 - Authentication Bypass (nuclei): http/cves/2025/CVE-2025-41646.yaml

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-41646 and fix it if it is affected.

What it is: CVE-2025-41646 is a critical authentication bypass vulnerability in Kunbus Revolution Pi webstatus, published on 6 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-41646 exists.

Affected product: Kunbus Revolution Pi webstatus. 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-2025-41646/ (Markdown: https://insights.sbomify.com/CVE-2025-41646/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-41646
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-41646
- OSV: https://osv.dev/vulnerability/CVE-2025-41646

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-41646/
Summaries are generated and may contain mistakes; the official description above is the record.