Exploit for Missing Authentication for Critical Function in Cpanel CVE-2026-41940

## https://sploitus.com/exploit?id=191BADED-DBE8-55A0-AEF7-EE130ABBA786
# CVE-2026-41940 - cPanel/WHM Authentication Bypass

This repository contains an English, redacted write-up and a Go-based verification tool for CVE-2026-41940, a cPanel/WHM authentication bypass caused by CRLF injection in Basic Authentication handling.

All live target lists, asset exports, scan result files, binaries, and archives were intentionally excluded from this repository. Published examples use documentation-only placeholders such as `192.0.2.10`, `198.51.100.20`, and `cpanel.example.test`.

## Contents

```text
CVE-2026-41940/
|-- README.md
|-- docs/
|   `-- CVE-2026-41940-redacted-report.md
`-- cPanelWHM-AuthBypass-main/
    |-- README.md
    |-- CHANGELOG.md
    |-- go.mod
    `-- main.go
```

## Redaction Notes

- Real IP addresses, domains, asset exports, and verified vulnerable host lists are not included.
- Local scanner outputs are ignored by `.gitignore`.
- Prebuilt binaries and zip archives are not included.
- The report keeps aggregate findings and methodology, but replaces target details with safe placeholders.

## Build

```bash
cd cPanelWHM-AuthBypass-main
go build -o cpanel-checker .
```

## Usage Boundary

Use this material only for authorized security testing, lab reproduction, and defensive validation. Do not scan or test systems unless you have explicit written permission from the owner.