# CVE-2020-36904: Selea CarPlateServer 4.0.1.6 Remote Program Execution via Configuration Endpoint

> Attackers can bypass authentication to modify configuration and execute arbitrary Windows binaries on Selea CarPlateServer.

- **Severity:** Critical 9.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 31 Dec 2025
- **Updated:** 2 Jan 2026
- **Also known as:** GHSA-h2cc-vm9p-m74c

## What is CVE-2020-36904?

CVE-2020-36904 is a critical authentication bypass vulnerability in Selea CarPlateServer (CPS), published on 31 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Selea CarPlateServer 4.0.1.6 contains a remote program execution vulnerability that allows attackers to execute arbitrary Windows binaries by manipulating the NO_LIST_EXE_PATH configuration parameter. Attackers can bypass authentication through the /cps/ endpoint and modify server configuration, including changing admin passwords and executing system commands.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2020-36904?


## How do I fix CVE-2020-36904?

No fix has been published for CVE-2020-36904 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-36904 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-36904 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-36904 and fix it if it is affected.

What it is: CVE-2020-36904 is a critical authentication bypass vulnerability in Selea CarPlateServer (CPS), published on 31 Dec 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-2020-36904 exists.

Affected product: Selea CarPlateServer (CPS). 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-2020-36904/ (Markdown: https://insights.sbomify.com/CVE-2020-36904/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-36904
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-36904
- OSV: https://osv.dev/vulnerability/CVE-2020-36904

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-36904/
Summaries are generated and may contain mistakes; the official description above is the record.