PoC for CVE-2026-67401: cPanel/WHM EmailTrack SQL Injection Leading to Root RCE
Summary
This repository provides a comprehensive proof-of-concept and local testing lab for CVE-2026-67401, a critical SQL injection vulnerability in cPanel & WHM's EmailTrack functionality. Authenticated users with email-level privileges can inject malicious SQL via the account parameter to execute SELECT ... INTO OUTFILE, dropping a web shell into the document root to achieve remote code execution and escalate privileges to root.
Why it matters
cPanel is widely used in shared web hosting environments. This vulnerability allows low-privileged tenants with mail permissions to achieve full host takeover as root. Administrators should urgently patch cPanel to the latest builds across all supported series.
- CVE
- CVE-2026-67401
- Vendor
- cPanel
- Product
- cPanel & WHM
- Affected versions
- < 11.110.0.143, < 11.134.0.55, < 11.136.0.39, < 11.138.0.4, < 11.138.1.9
- Published
- Collected
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